131413441213231 has 2 divisors, whose sum is σ = 131413441213232. Its totient is φ = 131413441213230.

The previous prime is 131413441213189. The next prime is 131413441213289. The reversal of 131413441213231 is 132312144314131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 131413441213231 - 2⁹ = 131413441212719 is a prime.

It is a super-2 number, since 2×131413441213231² (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 (131413441223231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65706720606615 + 65706720606616.

It is an arithmetic number, because the mean of its divisors is an integer number (65706720606616).

Almost surely, 2^{131413441213231} is an apocalyptic number.

131413441213231 is a deficient number, since it is larger than the sum of its proper divisors (1).

131413441213231 is an equidigital number, since it uses as much as digits as its factorization.

131413441213231 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20736, while the sum is 34.

Adding to 131413441213231 its reverse (132312144314131), we get a palindrome (263725585527362).

The spelling of 131413441213231 in words is "one hundred thirty-one trillion, four hundred thirteen billion, four hundred forty-one million, two hundred thirteen thousand, two hundred thirty-one".