131323120232 has 16 divisors (see below), whose sum is σ = 246396461760. Its totient is φ = 65617397104.

The previous prime is 131323120219. The next prime is 131323120241. The reversal of 131323120232 is 232021323131.

It is a junction number, because it is equal to n+sod(n) for n = 131323120198 and 131323120207.

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, 5507738 + ... + 5531529.

It is an arithmetic number, because the mean of its divisors is an integer number (15399778860).

Almost surely, 2^131323120232 is an apocalyptic number.

It is an amenable number.

131323120232 is a deficient number, since it is larger than the sum of its proper divisors (115073341528).

131323120232 is a wasteful number, since it uses less digits than its factorization.

131323120232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11040760 (or 11040756 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 131323120232 its reverse (232021323131), we get a palindrome (363344443363).

The spelling of 131323120232 in words is "one hundred thirty-one billion, three hundred twenty-three million, one hundred twenty thousand, two hundred thirty-two".