112400164131 has 8 divisors (see below), whose sum is σ = 149870150400. Its totient is φ = 74931810312.

The previous prime is 112400164127. The next prime is 112400164133. The reversal of 112400164131 is 131461004211.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 112400164131 - 2² = 112400164127 is a prime.

It is a super-2 number, since 2×112400164131² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (112400164133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 237231 + ... + 530168.

It is an arithmetic number, because the mean of its divisors is an integer number (18733768800).

Almost surely, 2^112400164131 is an apocalyptic number.

112400164131 is a deficient number, since it is larger than the sum of its proper divisors (37469986269).

112400164131 is an equidigital number, since it uses as much as digits as its factorization.

112400164131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 816225.

The product of its (nonzero) digits is 576, while the sum is 24.

Adding to 112400164131 its reverse (131461004211), we get a palindrome (243861168342).

The spelling of 112400164131 in words is "one hundred twelve billion, four hundred million, one hundred sixty-four thousand, one hundred thirty-one".