131402313023320 has 32 divisors (see below), whose sum is σ = 298271622049920. Its totient is φ = 52095784276480.

The previous prime is 131402313023299. The next prime is 131402313023363. The reversal of 131402313023320 is 23320313204131.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14535649576 + ... + 14535658615.

It is an arithmetic number, because the mean of its divisors is an integer number (9320988189060).

Almost surely, 2^{131402313023320} is an apocalyptic number.

131402313023320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

131402313023320 is an abundant number, since it is smaller than the sum of its proper divisors (166869309026600).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

131402313023320 is a wasteful number, since it uses less digits than its factorization.

131402313023320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29071308315 (or 29071308311 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 131402313023320 its reverse (23320313204131), we get a palindrome (154722626227451).

The spelling of 131402313023320 in words is "one hundred thirty-one trillion, four hundred two billion, three hundred thirteen million, twenty-three thousand, three hundred twenty".