23431302320443 has 2 divisors, whose sum is σ = 23431302320444. Its totient is φ = 23431302320442.

The previous prime is 23431302320399. The next prime is 23431302320453. The reversal of 23431302320443 is 34402320313432.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23431302320443 - 2³³ = 23422712385851 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23431302320399 and 23431302320408.

It is not a weakly prime, because it can be changed into another prime (23431302320453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11715651160221 + 11715651160222.

It is an arithmetic number, because the mean of its divisors is an integer number (11715651160222).

Almost surely, 2^{23431302320443} is an apocalyptic number.

23431302320443 is a deficient number, since it is larger than the sum of its proper divisors (1).

23431302320443 is an equidigital number, since it uses as much as digits as its factorization.

23431302320443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 124416, while the sum is 34.

Adding to 23431302320443 its reverse (34402320313432), we get a palindrome (57833622633875).

The spelling of 23431302320443 in words is "twenty-three trillion, four hundred thirty-one billion, three hundred two million, three hundred twenty thousand, four hundred forty-three".