112120023120 has 80 divisors (see below), whose sum is σ = 397225230720. Its totient is φ = 25627433472.

The previous prime is 112120023079. The next prime is 112120023133. The reversal of 112120023120 is 21320021211.

It is a tau number, because it is divible by the number of its divisors (80).

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 112120023120.

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, 33367375 + ... + 33370734.

It is an arithmetic number, because the mean of its divisors is an integer number (4965315384).

Almost surely, 2^112120023120 is an apocalyptic number.

112120023120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112120023120 is an abundant number, since it is smaller than the sum of its proper divisors (285105207600).

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

112120023120 is a wasteful number, since it uses less digits than its factorization.

112120023120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66738132 (or 66738126 counting only the distinct ones).

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

Adding to 112120023120 its reverse (21320021211), we get a palindrome (133440044331).

The spelling of 112120023120 in words is "one hundred twelve billion, one hundred twenty million, twenty-three thousand, one hundred twenty".