100112131 has 8 divisors (see below), whose sum is σ = 114498144. Its totient is φ = 85747200.

The previous prime is 100112107. The next prime is 100112141. The reversal of 100112131 is 131211001.

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

It is not a de Polignac number, because 100112131 - 2⁹ = 100111619 is a prime.

It is a super-2 number, since 2×100112131² = 20044877546722322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100112101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6741 + ... + 15673.

It is an arithmetic number, because the mean of its divisors is an integer number (14312268).

Almost surely, 2^100112131 is an apocalyptic number.

100112131 is a deficient number, since it is larger than the sum of its proper divisors (14386013).

100112131 is an equidigital number, since it uses as much as digits as its factorization.

100112131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10541.

The product of its (nonzero) digits is 6, while the sum is 10.

The square root of 100112131 is about 10005.6049792104. The cubic root of 100112131 is about 464.3323072226.

Adding to 100112131 its reverse (131211001), we get a palindrome (231323132).

The spelling of 100112131 in words is "one hundred million, one hundred twelve thousand, one hundred thirty-one".