202112200122 has 24 divisors (see below), whose sum is σ = 470220221376. Its totient is φ = 57746342808.

The previous prime is 202112200117. The next prime is 202112200141. The reversal of 202112200122 is 221002211202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 343727938 + ... + 343728525.

It is an arithmetic number, because the mean of its divisors is an integer number (19592509224).

Almost surely, 2^202112200122 is an apocalyptic number.

202112200122 is an abundant number, since it is smaller than the sum of its proper divisors (268108021254).

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

202112200122 is a wasteful number, since it uses less digits than its factorization.

202112200122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 687456482 (or 687456475 counting only the distinct ones).

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

Adding to 202112200122 its reverse (221002211202), we get a palindrome (423114411324).

The spelling of 202112200122 in words is "two hundred two billion, one hundred twelve million, two hundred thousand, one hundred twenty-two".