131113331023 has 2 divisors, whose sum is σ = 131113331024. Its totient is φ = 131113331022.

The previous prime is 131113330979. The next prime is 131113331039. The reversal of 131113331023 is 320133311131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 131113331023 - 2¹⁷ = 131113199951 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 131113330985 and 131113331003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131113361023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65556665511 + 65556665512.

It is an arithmetic number, because the mean of its divisors is an integer number (65556665512).

Almost surely, 2^131113331023 is an apocalyptic number.

131113331023 is a deficient number, since it is larger than the sum of its proper divisors (1).

131113331023 is an equidigital number, since it uses as much as digits as its factorization.

131113331023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 486, while the sum is 22.

Adding to 131113331023 its reverse (320133311131), we get a palindrome (451246642154).

The spelling of 131113331023 in words is "one hundred thirty-one billion, one hundred thirteen million, three hundred thirty-one thousand, twenty-three".