The richest country in the world other than the USA is the country of Qatar.
Qatar is considered by far the riches country in the world and even richer than the USA although the USA is a pretty rich country as well.
But for the richest country that beats out the USA it's Qatar.
China and Singapore are also pretty rich countries in the world.
India is usually the poorest country in the world but there are some rich people in India.
Especially those India Scammers who call and scam people and get their riches out of the people in the USA.