100112033231 has 32 divisors (see below), whose sum is σ = 121898649600. Its totient is φ = 82029659712.

The previous prime is 100112033191. The next prime is 100112033293. The reversal of 100112033231 is 132330211001.

It is a de Polignac number, because none of the positive numbers 2^k-100112033231 is a prime.

It is a super-2 number, since 2×100112033231² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100112033731) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18875726 + ... + 18881028.

It is an arithmetic number, because the mean of its divisors is an integer number (3809332800).

Almost surely, 2^100112033231 is an apocalyptic number.

100112033231 is a deficient number, since it is larger than the sum of its proper divisors (21786616369).

100112033231 is an equidigital number, since it uses as much as digits as its factorization.

100112033231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7740 (or 7726 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 100112033231 its reverse (132330211001), we get a palindrome (232442244232).

The spelling of 100112033231 in words is "one hundred billion, one hundred twelve million, thirty-three thousand, two hundred thirty-one".