The Indian economy is one of the fastest growing economies in the world and its states are some of the most prosperous in the world. As of 2021-2022, the top 10 richest states in India are Maharashtra, Tamil Nadu, Gujarat, Uttar Pradesh, Karnataka, West Bengal, Rajasthan, Haryana, Telangana, and Andhra Pradesh.

Maharashtra is India's richest state with a Gross State Domestic Product (GSDP) of Rs 31.98 lakh crore (USD 430 billion). The state has a diversified economy with a strong industrial base and is the largest contributor to India's GDP. It is also home to some of India's largest cities, including Mumbai, Pune, and Nagpur.

Tamil Nadu is the second-richest state in India with a GSDP of Rs 17.28 lakh crore (USD 234 billion). The state has a strong industrial base and is the leading producer of textiles, leather, and automobiles in India. It is also a major exporter of software and IT services.

Gujarat is the third-richest state in India with a GSDP of Rs 16.09 lakh crore (USD 218 billion). The state has a diversified economy with a strong industrial base and is a major exporter of chemicals, pharmaceuticals, and textiles. It is also home to some of India's largest cities, including Ahmedabad, Surat, and Vadodara.

Uttar Pradesh is the fourth-richest state in India with a GSDP of Rs 15.45 lakh crore (USD 209 billion). The state has a diversified economy with a strong agricultural base and is the largest producer of wheat, rice, and sugarcane in India. It is also home to some of India's largest cities, including Lucknow, Kanpur, and Varanasi.

Karnataka is the fifth-richest state in India with a GSDP of Rs 13.45 lakh crore (USD 183 billion). The state has a diversified economy with a strong industrial base and is a major exporter of software and IT services. It is also home to some of India's largest cities, including Bengaluru, Mysore, and Mangalore.

West Bengal is the sixth-richest state in India with a GSDP of Rs 12.02 lakh crore (USD 164 billion). The state has a diversified economy with a strong agricultural base and is the largest producer of jute in India. It is also home to some of India's largest cities, including Kolkata, Asansol, and Siliguri.

Rajasthan is the seventh-richest state in India with a GSDP of Rs 11.99 lakh crore (USD 163 billion). The state has a diversified economy with a strong industrial base and is a major exporter of textiles, leather, and automobiles. It is also home to some of India's largest cities, including Jaipur, Udaipur, and Jodhpur.

Haryana is the eighth-richest state in India with a GSDP of Rs 10.14 lakh crore (USD 137 billion). The state has a diversified economy with a strong industrial base and is a major exporter of automobiles and IT services. It is also home to some of India's largest cities, including Chandigarh, Faridabad, and Gurgaon.

Telangana is the ninth-richest state in India with a GSDP of Rs 9.46 lakh crore (USD 128 billion). The state has a diversified economy with a strong industrial base and is a major exporter of software and IT services. It is also home to some of India's largest cities, including Hyderabad, Warangal, and Karimnagar.

Andhra Pradesh is the tenth-richest state in India with a GSDP of Rs 8.78 lakh crore (USD 119 billion). The state has a diversified economy with a strong agricultural base and is the largest producer of rice in India. It is also home to some of India's largest cities, including Visakhapatnam, Vijayawada, and Tirupati.

These 10 states are the richest in India and contribute significantly to the country's economy. They are home to some of India's largest cities and are major exporters of a variety of goods and services. The states have a diversified economy with a strong industrial and agricultural base and are the major contributors to India's GDP.