131032302091 has 2 divisors, whose sum is σ = 131032302092. Its totient is φ = 131032302090.

The previous prime is 131032302029. The next prime is 131032302157. The reversal of 131032302091 is 190203230131.

It is a weak prime.

It is an emirp because it is prime and its reverse (190203230131) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 131032302091 - 2³⁵ = 96672563723 is a prime.

It is not a weakly prime, because it can be changed into another prime (131032302001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65516151045 + 65516151046.

It is an arithmetic number, because the mean of its divisors is an integer number (65516151046).

Almost surely, 2^131032302091 is an apocalyptic number.

131032302091 is a deficient number, since it is larger than the sum of its proper divisors (1).

131032302091 is an equidigital number, since it uses as much as digits as its factorization.

131032302091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 25.

The spelling of 131032302091 in words is "one hundred thirty-one billion, thirty-two million, three hundred two thousand, ninety-one".