231321131110010 has 32 divisors (see below), whose sum is σ = 425266223880960. Its totient is φ = 90553568847552.

The previous prime is 231321131109997. The next prime is 231321131110079. The reversal of 231321131110010 is 10011131123132.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9946184 + ... + 23697443.

It is an arithmetic number, because the mean of its divisors is an integer number (13289569496280).

Almost surely, 2^{231321131110010} is an apocalyptic number.

231321131110010 is a deficient number, since it is larger than the sum of its proper divisors (193945092770950).

231321131110010 is a wasteful number, since it uses less digits than its factorization.

231321131110010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33658310.

The product of its (nonzero) digits is 108, while the sum is 20.

Adding to 231321131110010 its reverse (10011131123132), we get a palindrome (241332262233142).

The spelling of 231321131110010 in words is "two hundred thirty-one trillion, three hundred twenty-one billion, one hundred thirty-one million, one hundred ten thousand, ten".