There are roughly 6,500 spoken languages in the world today. However, about 2,000 of those languages have fewer than 1,000 speakers.
The most popular language in the world is Mandarin Chinese. There are 1,213,000,000 people in the world that speak that language.
But India has 22 official languages, a total number of mother tongues spoken in India is 1652. However, only around 150 languages have a sizable speaking population. The Indian census of 1961 recognized 1,652 different languages in India (including languages not native to the subcontinent).
There are 22 official languages of India namely:- Assamese, Bengali, Bodo, Dogri, Gujarati, Hindi, Kannada, Kashmiri, Konkani, Maithili, Malayalam, Manipuri, Marathi, Nepali, Oriya, Punjabi, Sanskrit, Santhali, Sindhi, Tamil, Telugu, and Urdu.