131021310012371 has 2 divisors, whose sum is σ = 131021310012372. Its totient is φ = 131021310012370.

The previous prime is 131021310012287. The next prime is 131021310012401. The reversal of 131021310012371 is 173210013120131.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131021310012371 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 131021310012371.

It is not a weakly prime, because it can be changed into another prime (131021310002371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65510655006185 + 65510655006186.

It is an arithmetic number, because the mean of its divisors is an integer number (65510655006186).

Almost surely, 2^{131021310012371} is an apocalyptic number.

131021310012371 is a deficient number, since it is larger than the sum of its proper divisors (1).

131021310012371 is an equidigital number, since it uses as much as digits as its factorization.

131021310012371 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 756, while the sum is 26.

The spelling of 131021310012371 in words is "one hundred thirty-one trillion, twenty-one billion, three hundred ten million, twelve thousand, three hundred seventy-one".