2101202100202 has 16 divisors (see below), whose sum is σ = 3171705993792. Its totient is φ = 1043979045120.

The previous prime is 2101202100121. The next prime is 2101202100223. The reversal of 2101202100202 is 2020012021012.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2726124 + ... + 3410887.

It is an arithmetic number, because the mean of its divisors is an integer number (198231624612).

Almost surely, 2^{2101202100202} is an apocalyptic number.

2101202100202 is a deficient number, since it is larger than the sum of its proper divisors (1070503893590).

2101202100202 is a wasteful number, since it uses less digits than its factorization.

2101202100202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6138093.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 2101202100202 its reverse (2020012021012), we get a palindrome (4121214121214).

The spelling of 2101202100202 in words is "two trillion, one hundred one billion, two hundred two million, one hundred thousand, two hundred two".