131232133222320 has 320 divisors, whose sum is σ = 438687410208768. Its totient is φ = 32260999680000.

The previous prime is 131232133222313. The next prime is 131232133222367. The reversal of 131232133222320 is 23222331232131.

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 63 ways as a sum of consecutive naturals, for example, 9807342030 + ... + 9807355410.

Almost surely, 2^{131232133222320} is an apocalyptic number.

131232133222320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 131232133222320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (219343705104384).

131232133222320 is an abundant number, since it is smaller than the sum of its proper divisors (307455276986448).

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

131232133222320 is a wasteful number, since it uses less digits than its factorization.

131232133222320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17292 (or 17286 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 30.

Adding to 131232133222320 its reverse (23222331232131), we get a palindrome (154454464454451).

The spelling of 131232133222320 in words is "one hundred thirty-one trillion, two hundred thirty-two billion, one hundred thirty-three million, two hundred twenty-two thousand, three hundred twenty".