131423131011013 has 2 divisors, whose sum is σ = 131423131011014. Its totient is φ = 131423131011012.

The previous prime is 131423131010999. The next prime is 131423131011019. The reversal of 131423131011013 is 310110131324131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 90948685036804 + 40474445974209 = 9536702^2 + 6361953^2 .

It is a cyclic number.

It is not a de Polignac number, because 131423131011013 - 2⁵ = 131423131010981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131423131011019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65711565505506 + 65711565505507.

It is an arithmetic number, because the mean of its divisors is an integer number (65711565505507).

Almost surely, 2^{131423131011013} is an apocalyptic number.

It is an amenable number.

131423131011013 is a deficient number, since it is larger than the sum of its proper divisors (1).

131423131011013 is an equidigital number, since it uses as much as digits as its factorization.

131423131011013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 25.

Adding to 131423131011013 its reverse (310110131324131), we get a palindrome (441533262335144).

The spelling of 131423131011013 in words is "one hundred thirty-one trillion, four hundred twenty-three billion, one hundred thirty-one million, eleven thousand, thirteen".