101231432113 has 16 divisors (see below), whose sum is σ = 117909095040. Its totient is φ = 85108697856.

The previous prime is 101231432083. The next prime is 101231432117. The reversal of 101231432113 is 311234132101.

It is a de Polignac number, because none of the positive numbers 2^k-101231432113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101231432117) 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, 1350681 + ... + 1423657.

It is an arithmetic number, because the mean of its divisors is an integer number (7369318440).

Almost surely, 2^101231432113 is an apocalyptic number.

It is an amenable number.

101231432113 is a deficient number, since it is larger than the sum of its proper divisors (16677662927).

101231432113 is an equidigital number, since it uses as much as digits as its factorization.

101231432113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76776.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 101231432113 its reverse (311234132101), we get a palindrome (412465564214).

The spelling of 101231432113 in words is "one hundred one billion, two hundred thirty-one million, four hundred thirty-two thousand, one hundred thirteen".