220112010121012 has 144 divisors (see below), whose sum is σ = 434568360719808. Its totient is φ = 97192064424960.

The previous prime is 220112010120941. The next prime is 220112010121021. The reversal of 220112010121012 is 210121010211022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 22959420483 + ... + 22959430069.

It is an arithmetic number, because the mean of its divisors is an integer number (3017835838332).

Almost surely, 2^{220112010121012} is an apocalyptic number.

It is an amenable number.

220112010121012 is a deficient number, since it is larger than the sum of its proper divisors (214456350598796).

220112010121012 is a wasteful number, since it uses less digits than its factorization.

220112010121012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18494 (or 18473 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 220112010121012 its reverse (210121010211022), we get a palindrome (430233020332034).

The spelling of 220112010121012 in words is "two hundred twenty trillion, one hundred twelve billion, ten million, one hundred twenty-one thousand, twelve".