112111211012120 has 64 divisors (see below), whose sum is σ = 267632442468000. Its totient is φ = 42120612997120.

The previous prime is 112111211012083. The next prime is 112111211012153. The reversal of 112111211012120 is 21210112111211.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 167557595 + ... + 168225354.

Almost surely, 2^{112111211012120} is an apocalyptic number.

112111211012120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112111211012120 is an abundant number, since it is smaller than the sum of its proper divisors (155521231455880).

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

112111211012120 is a wasteful number, since it uses less digits than its factorization.

112111211012120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335783468 (or 335783464 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 17.

Adding to 112111211012120 its reverse (21210112111211), we get a palindrome (133321323123331).

The spelling of 112111211012120 in words is "one hundred twelve trillion, one hundred eleven billion, two hundred eleven million, twelve thousand, one hundred twenty".