202012120111022 has 16 divisors (see below), whose sum is σ = 327752280875040. Its totient is φ = 92829217434912.

The previous prime is 202012120110979. The next prime is 202012120111027. The reversal of 202012120111022 is 220111021210202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202012120111027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16964397818 + ... + 16964409725.

It is an arithmetic number, because the mean of its divisors is an integer number (20484517554690).

Almost surely, 2^{202012120111022} is an apocalyptic number.

202012120111022 is a deficient number, since it is larger than the sum of its proper divisors (125740160764018).

202012120111022 is a wasteful number, since it uses less digits than its factorization.

202012120111022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33928807787.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 202012120111022 its reverse (220111021210202), we get a palindrome (422123141321224).

The spelling of 202012120111022 in words is "two hundred two trillion, twelve billion, one hundred twenty million, one hundred eleven thousand, twenty-two".