131000304323000 has 128 divisors (see below), whose sum is σ = 351473395553280. Its totient is φ = 44768088374400.

The previous prime is 131000304322967. The next prime is 131000304323011. The reversal of 131000304323000 is 323403000131.

It is a super-2 number, since 2×131000304323000² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

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, 28330364 + ... + 32628363.

It is an arithmetic number, because the mean of its divisors is an integer number (2745885902760).

Almost surely, 2^{131000304323000} is an apocalyptic number.

131000304323000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

131000304323000 is an abundant number, since it is smaller than the sum of its proper divisors (220473091230280).

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

131000304323000 is a wasteful number, since it uses less digits than its factorization.

131000304323000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60959062 (or 60959048 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 131000304323000 its reverse (323403000131), we get a palindrome (131323707323131).

The spelling of 131000304323000 in words is "one hundred thirty-one trillion, three hundred four million, three hundred twenty-three thousand".