112357715421 has 16 divisors (see below), whose sum is σ = 174018508928. Its totient is φ = 63151876800.

The previous prime is 112357715417. The next prime is 112357715447. The reversal of 112357715421 is 124517753211.

It is not a de Polignac number, because 112357715421 - 2² = 112357715417 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 112357715421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112357714421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43854190 + ... + 43856751.

It is an arithmetic number, because the mean of its divisors is an integer number (10876156808).

Almost surely, 2^112357715421 is an apocalyptic number.

It is an amenable number.

112357715421 is a deficient number, since it is larger than the sum of its proper divisors (61660793507).

112357715421 is an equidigital number, since it uses as much as digits as its factorization.

112357715421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87711012.

The product of its digits is 58800, while the sum is 39.

The spelling of 112357715421 in words is "one hundred twelve billion, three hundred fifty-seven million, seven hundred fifteen thousand, four hundred twenty-one".