220120112122122 has 32 divisors (see below), whose sum is σ = 442514850624000. Its totient is φ = 72994756431728.

The previous prime is 220120112122081. The next prime is 220120112122153. The reversal of 220120112122122 is 221221211021022.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59467872 + ... + 63060827.

It is an arithmetic number, because the mean of its divisors is an integer number (13828589082000).

Almost surely, 2^{220120112122122} is an apocalyptic number.

220120112122122 is an abundant number, since it is smaller than the sum of its proper divisors (222394738501878).

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

220120112122122 is a wasteful number, since it uses less digits than its factorization.

220120112122122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122530250.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 220120112122122 its reverse (221221211021022), we get a palindrome (441341323143144).

The spelling of 220120112122122 in words is "two hundred twenty trillion, one hundred twenty billion, one hundred twelve million, one hundred twenty-two thousand, one hundred twenty-two".