131322333121320 has 128 divisors (see below), whose sum is σ = 430304398755840. Its totient is φ = 31797034333440.

The previous prime is 131322333121279. The next prime is 131322333121333. The reversal of 131322333121320 is 23121333223131.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 59355084 + ... + 61527803.

It is an arithmetic number, because the mean of its divisors is an integer number (3361753115280).

Almost surely, 2^{131322333121320} is an apocalyptic number.

131322333121320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

131322333121320 is an abundant number, since it is smaller than the sum of its proper divisors (298982065634520).

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

131322333121320 is a wasteful number, since it uses less digits than its factorization.

131322333121320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120883735 (or 120883731 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 30.

Adding to 131322333121320 its reverse (23121333223131), we get a palindrome (154443666344451).

The spelling of 131322333121320 in words is "one hundred thirty-one trillion, three hundred twenty-two billion, three hundred thirty-three million, one hundred twenty-one thousand, three hundred twenty".