231310023332 has 6 divisors (see below), whose sum is σ = 404792540838. Its totient is φ = 115655011664.

The previous prime is 231310023317. The next prime is 231310023457. The reversal of 231310023332 is 233320013132.

It can be written as a sum of positive squares in only one way, i.e., 224575523236 + 6734500096 = 473894^2 + 82064^2 .

It is a junction number, because it is equal to n+sod(n) for n = 231310023298 and 231310023307.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28913752913 + ... + 28913752920.

It is an arithmetic number, because the mean of its divisors is an integer number (67465423473).

Almost surely, 2^231310023332 is an apocalyptic number.

It is an amenable number.

231310023332 is a deficient number, since it is larger than the sum of its proper divisors (173482517506).

231310023332 is a wasteful number, since it uses less digits than its factorization.

231310023332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57827505837 (or 57827505835 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 231310023332 its reverse (233320013132), we get a palindrome (464630036464).

The spelling of 231310023332 in words is "two hundred thirty-one billion, three hundred ten million, twenty-three thousand, three hundred thirty-two".