220112012112 has 20 divisors (see below), whose sum is σ = 568622698080. Its totient is φ = 73370670688.

The previous prime is 220112012111. The next prime is 220112012119. The reversal of 220112012112 is 211210211022.

It is a junction number, because it is equal to n+sod(n) for n = 220112012091 and 220112012100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220112012111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2292833412 + ... + 2292833507.

It is an arithmetic number, because the mean of its divisors is an integer number (28431134904).

Almost surely, 2^220112012112 is an apocalyptic number.

It is an amenable number.

220112012112 is an abundant number, since it is smaller than the sum of its proper divisors (348510685968).

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

220112012112 is a wasteful number, since it uses less digits than its factorization.

220112012112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4585666930 (or 4585666924 counting only the distinct ones).

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

Adding to 220112012112 its reverse (211210211022), we get a palindrome (431322223134).

The spelling of 220112012112 in words is "two hundred twenty billion, one hundred twelve million, twelve thousand, one hundred twelve".