131301112310191 has 2 divisors, whose sum is σ = 131301112310192. Its totient is φ = 131301112310190.

The previous prime is 131301112310131. The next prime is 131301112310237. The reversal of 131301112310191 is 191013211103131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 131301112310191 - 2¹¹ = 131301112308143 is a prime.

It is a super-2 number, since 2×131301112310191² (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 (131301112310131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65650556155095 + 65650556155096.

It is an arithmetic number, because the mean of its divisors is an integer number (65650556155096).

Almost surely, 2^{131301112310191} is an apocalyptic number.

131301112310191 is a deficient number, since it is larger than the sum of its proper divisors (1).

131301112310191 is an equidigital number, since it uses as much as digits as its factorization.

131301112310191 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 486, while the sum is 28.

The spelling of 131301112310191 in words is "one hundred thirty-one trillion, three hundred one billion, one hundred twelve million, three hundred ten thousand, one hundred ninety-one".