131001312311340 has 24 divisors (see below), whose sum is σ = 366803674471920. Its totient is φ = 34933683283008.

The previous prime is 131001312311339. The next prime is 131001312311357. The reversal of 131001312311340 is 43113213100131.

It is a super-2 number, since 2×131001312311340² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 131001312311340.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1091677602535 + ... + 1091677602654.

It is an arithmetic number, because the mean of its divisors is an integer number (15283486436330).

Almost surely, 2^{131001312311340} is an apocalyptic number.

131001312311340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

131001312311340 is an abundant number, since it is smaller than the sum of its proper divisors (235802362160580).

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

131001312311340 is a wasteful number, since it uses less digits than its factorization.

131001312311340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2183355205201 (or 2183355205199 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 24.

Adding to 131001312311340 its reverse (43113213100131), we get a palindrome (174114525411471).

The spelling of 131001312311340 in words is "one hundred thirty-one trillion, one billion, three hundred twelve million, three hundred eleven thousand, three hundred forty".