431011313023 has 2 divisors, whose sum is σ = 431011313024. Its totient is φ = 431011313022.

The previous prime is 431011312981. The next prime is 431011313041. The reversal of 431011313023 is 320313110134.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-431011313023 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 431011312985 and 431011313003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (431011313093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 215505656511 + 215505656512.

It is an arithmetic number, because the mean of its divisors is an integer number (215505656512).

Almost surely, 2^431011313023 is an apocalyptic number.

431011313023 is a deficient number, since it is larger than the sum of its proper divisors (1).

431011313023 is an equidigital number, since it uses as much as digits as its factorization.

431011313023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 431011313023 its reverse (320313110134), we get a palindrome (751324423157).

The spelling of 431011313023 in words is "four hundred thirty-one billion, eleven million, three hundred thirteen thousand, twenty-three".