131141340232320 has 128 divisors (see below), whose sum is σ = 456014205881280. Its totient is φ = 31791840051200.

The previous prime is 131141340232241. The next prime is 131141340232321. The reversal of 131141340232320 is 23232043141131.

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-2 number, since 2×131141340232320² (a number of 29 digits) contains 22 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (131141340232321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3104650761 + ... + 3104693000.

Almost surely, 2^{131141340232320} is an apocalyptic number.

131141340232320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

131141340232320 is an abundant number, since it is smaller than the sum of its proper divisors (324872865648960).

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

131141340232320 is a wasteful number, since it uses less digits than its factorization.

131141340232320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6209343794 (or 6209343782 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 30.

Adding to 131141340232320 its reverse (23232043141131), we get a palindrome (154373383373451).

The spelling of 131141340232320 in words is "one hundred thirty-one trillion, one hundred forty-one billion, three hundred forty million, two hundred thirty-two thousand, three hundred twenty".