2120100202122 has 16 divisors (see below), whose sum is σ = 4845943319232. Its totient is φ = 605742914880.

The previous prime is 2120100202049. The next prime is 2120100202141. The reversal of 2120100202122 is 2212020010212.

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, 25239288079 + ... + 25239288162.

It is an arithmetic number, because the mean of its divisors is an integer number (302871457452).

Almost surely, 2^{2120100202122} is an apocalyptic number.

2120100202122 is an abundant number, since it is smaller than the sum of its proper divisors (2725843117110).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2120100202122 is a wasteful number, since it uses less digits than its factorization.

2120100202122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50478576253.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 2120100202122 its reverse (2212020010212), we get a palindrome (4332120212334).

The spelling of 2120100202122 in words is "two trillion, one hundred twenty billion, one hundred million, two hundred two thousand, one hundred twenty-two".