131181116299 has 2 divisors, whose sum is σ = 131181116300. Its totient is φ = 131181116298.

The previous prime is 131181116293. The next prime is 131181116323. The reversal of 131181116299 is 992611181131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 131181116299 - 2³³ = 122591181707 is a prime.

It is not a weakly prime, because it can be changed into another prime (131181116293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65590558149 + 65590558150.

It is an arithmetic number, because the mean of its divisors is an integer number (65590558150).

Almost surely, 2^131181116299 is an apocalyptic number.

131181116299 is a deficient number, since it is larger than the sum of its proper divisors (1).

131181116299 is an equidigital number, since it uses as much as digits as its factorization.

131181116299 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23328, while the sum is 43.

The spelling of 131181116299 in words is "one hundred thirty-one billion, one hundred eighty-one million, one hundred sixteen thousand, two hundred ninety-nine".