231531500114 has 8 divisors (see below), whose sum is σ = 348482565900. Its totient is φ = 115370644816.

The previous prime is 231531500093. The next prime is 231531500129. The reversal of 231531500114 is 411005135132.

It can be written as a sum of positive squares in 2 ways, for example, as 230308809025 + 1222691089 = 479905^2 + 34967^2 .

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

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, 197551889 + ... + 197553060.

Almost surely, 2^231531500114 is an apocalyptic number.

231531500114 is a deficient number, since it is larger than the sum of its proper divisors (116951065786).

231531500114 is a wasteful number, since it uses less digits than its factorization.

231531500114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395105244.

The product of its (nonzero) digits is 1800, while the sum is 26.

Adding to 231531500114 its reverse (411005135132), we get a palindrome (642536635246).

The spelling of 231531500114 in words is "two hundred thirty-one billion, five hundred thirty-one million, five hundred thousand, one hundred fourteen".