112012103220 has 48 divisors (see below), whose sum is σ = 314522429760. Its totient is φ = 29785271296.

The previous prime is 112012103183. The next prime is 112012103237. The reversal of 112012103220 is 22301210211.

It is a super-2 number, since 2×112012103220² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 112012103220.

It is a congruent number.

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, 2623110 + ... + 2665469.

It is an arithmetic number, because the mean of its divisors is an integer number (6552550620).

Almost surely, 2^112012103220 is an apocalyptic number.

112012103220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112012103220 is an abundant number, since it is smaller than the sum of its proper divisors (202510326540).

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

112012103220 is a wasteful number, since it uses less digits than its factorization.

112012103220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5288944 (or 5288942 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 112012103220 its reverse (22301210211), we get a palindrome (134313313431).

The spelling of 112012103220 in words is "one hundred twelve billion, twelve million, one hundred three thousand, two hundred twenty".