131001112020071 has 2 divisors, whose sum is σ = 131001112020072. Its totient is φ = 131001112020070.

The previous prime is 131001112020067. The next prime is 131001112020131. The reversal of 131001112020071 is 170020211100131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 131001112020071 - 2² = 131001112020067 is a prime.

It is a super-2 number, since 2×131001112020071² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131001112020371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65500556010035 + 65500556010036.

It is an arithmetic number, because the mean of its divisors is an integer number (65500556010036).

Almost surely, 2^{131001112020071} is an apocalyptic number.

131001112020071 is a deficient number, since it is larger than the sum of its proper divisors (1).

131001112020071 is an equidigital number, since it uses as much as digits as its factorization.

131001112020071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84, while the sum is 20.

The spelling of 131001112020071 in words is "one hundred thirty-one trillion, one billion, one hundred twelve million, twenty thousand, seventy-one".