112161571712020 has 24 divisors (see below), whose sum is σ = 236132598598344. Its totient is φ = 44751619541376.

The previous prime is 112161571711993. The next prime is 112161571712101. The reversal of 112161571712020 is 20217175161211.

It can be written as a sum of positive squares in 4 ways, for example, as 33478675477776 + 78682896234244 = 5786076^2 + 8870338^2 .

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 7063063327 + ... + 7063079206.

It is an arithmetic number, because the mean of its divisors is an integer number (9838858274931).

Almost surely, 2^{112161571712020} is an apocalyptic number.

112161571712020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112161571712020 is an abundant number, since it is smaller than the sum of its proper divisors (123971026886324).

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

112161571712020 is a wasteful number, since it uses less digits than its factorization.

112161571712020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14126142939 (or 14126142937 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 37.

The spelling of 112161571712020 in words is "one hundred twelve trillion, one hundred sixty-one billion, five hundred seventy-one million, seven hundred twelve thousand, twenty".