231551500314244 has 12 divisors (see below), whose sum is σ = 442052864236368. Its totient is φ = 105250681961000.

The previous prime is 231551500314191. The next prime is 231551500314271. The reversal of 231551500314244 is 442413005155132.

It is a junction number, because it is equal to n+sod(n) for n = 231551500314197 and 231551500314206.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2631267048982 + ... + 2631267049069.

It is an arithmetic number, because the mean of its divisors is an integer number (36837738686364).

Almost surely, 2^{231551500314244} is an apocalyptic number.

It is an amenable number.

231551500314244 is a deficient number, since it is larger than the sum of its proper divisors (210501363922124).

231551500314244 is a wasteful number, since it uses less digits than its factorization.

231551500314244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5262534098066 (or 5262534098064 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 40.

Adding to 231551500314244 its reverse (442413005155132), we get a palindrome (673964505469376).

The spelling of 231551500314244 in words is "two hundred thirty-one trillion, five hundred fifty-one billion, five hundred million, three hundred fourteen thousand, two hundred forty-four".