231310333123 has 12 divisors (see below), whose sum is σ = 234328799680. Its totient is φ = 228329804736.

The previous prime is 231310333091. The next prime is 231310333141. The reversal of 231310333123 is 321333013132.

It is not a de Polignac number, because 231310333123 - 2⁵ = 231310333091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (231310333823) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4783993 + ... + 4832101.

Almost surely, 2^231310333123 is an apocalyptic number.

231310333123 is a deficient number, since it is larger than the sum of its proper divisors (3018466557).

231310333123 is an frugal number, since it uses more digits than its factorization.

231310333123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48894 (or 48805 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 25.

Adding to 231310333123 its reverse (321333013132), we get a palindrome (552643346255).

The spelling of 231310333123 in words is "two hundred thirty-one billion, three hundred ten million, three hundred thirty-three thousand, one hundred twenty-three".