131334122520000 has 840 divisors, whose sum is σ = 509039630875776. Its totient is φ = 33499661184000.

The previous prime is 131334122519939. The next prime is 131334122520037. The reversal of 131334122520000 is 25221433131.

131334122520000 is a `hidden beast` number, since 1 + 3 + 1 + 334 + 122 + 5 + 200 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 223266267 + ... + 223853733.

Almost surely, 2^{131334122520000} is an apocalyptic number.

131334122520000 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 131334122520000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (254519815437888).

131334122520000 is an abundant number, since it is smaller than the sum of its proper divisors (377705508355776).

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

131334122520000 is an frugal number, since it uses more digits than its factorization.

131334122520000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 587537 (or 587500 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

Adding to 131334122520000 its reverse (25221433131), we get a palindrome (131359343953131).

The spelling of 131334122520000 in words is "one hundred thirty-one trillion, three hundred thirty-four billion, one hundred twenty-two million, five hundred twenty thousand".