131330110091 has 2 divisors, whose sum is σ = 131330110092. Its totient is φ = 131330110090.

The previous prime is 131330110069. The next prime is 131330110127. The reversal of 131330110091 is 190011033131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 131330110091 - 2⁶ = 131330110027 is a prime.

It is not a weakly prime, because it can be changed into another prime (131330110291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65665055045 + 65665055046.

It is an arithmetic number, because the mean of its divisors is an integer number (65665055046).

Almost surely, 2^131330110091 is an apocalyptic number.

131330110091 is a deficient number, since it is larger than the sum of its proper divisors (1).

131330110091 is an equidigital number, since it uses as much as digits as its factorization.

131330110091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 243, while the sum is 23.

The spelling of 131330110091 in words is "one hundred thirty-one billion, three hundred thirty million, one hundred ten thousand, ninety-one".