112222111020 has 96 divisors (see below), whose sum is σ = 315569495808. Its totient is φ = 29797807872.

The previous prime is 112222110997. The next prime is 112222111031. The reversal of 112222111020 is 20111222211.

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

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16590159 + ... + 16596921.

It is an arithmetic number, because the mean of its divisors is an integer number (3287182248).

Almost surely, 2^112222111020 is an apocalyptic number.

112222111020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112222111020 is an abundant number, since it is smaller than the sum of its proper divisors (203347384788).

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

112222111020 is a wasteful number, since it uses less digits than its factorization.

112222111020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7919 (or 7917 counting only the distinct ones).

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

Adding to 112222111020 its reverse (20111222211), we get a palindrome (132333333231).

The spelling of 112222111020 in words is "one hundred twelve billion, two hundred twenty-two million, one hundred eleven thousand, twenty".