231120430244 has 12 divisors (see below), whose sum is σ = 441229912368. Its totient is φ = 105054741000.

The previous prime is 231120430187. The next prime is 231120430253. The reversal of 231120430244 is 442034021132.

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, 2626368482 + ... + 2626368569.

It is an arithmetic number, because the mean of its divisors is an integer number (36769159364).

Almost surely, 2^231120430244 is an apocalyptic number.

It is an amenable number.

231120430244 is a deficient number, since it is larger than the sum of its proper divisors (210109482124).

231120430244 is a wasteful number, since it uses less digits than its factorization.

231120430244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5252737066 (or 5252737064 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 231120430244 its reverse (442034021132), we get a palindrome (673154451376).

The spelling of 231120430244 in words is "two hundred thirty-one billion, one hundred twenty million, four hundred thirty thousand, two hundred forty-four".