220000012111122 has 64 divisors (see below), whose sum is σ = 442900728078336. Its totient is φ = 72850983733440.

The previous prime is 220000012111091. The next prime is 220000012111127. The reversal of 220000012111122 is 221111210000022.

It is not an unprimeable number, because it can be changed into a prime (220000012111127) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2886608688 + ... + 2886684900.

It is an arithmetic number, because the mean of its divisors is an integer number (6920323876224).

Almost surely, 2^{220000012111122} is an apocalyptic number.

220000012111122 is an abundant number, since it is smaller than the sum of its proper divisors (222900715967214).

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

220000012111122 is a wasteful number, since it uses less digits than its factorization.

220000012111122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79775.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 220000012111122 its reverse (221111210000022), we get a palindrome (441111222111144).

The spelling of 220000012111122 in words is "two hundred twenty trillion, twelve million, one hundred eleven thousand, one hundred twenty-two".