23310129979 has 2 divisors, whose sum is σ = 23310129980. Its totient is φ = 23310129978.

The previous prime is 23310129943. The next prime is 23310130007. The reversal of 23310129979 is 97992101332.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23310129979 - 2⁷ = 23310129851 is a prime.

It is not a weakly prime, because it can be changed into another prime (23310129679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11655064989 + 11655064990.

It is an arithmetic number, because the mean of its divisors is an integer number (11655064990).

Almost surely, 2^23310129979 is an apocalyptic number.

23310129979 is a deficient number, since it is larger than the sum of its proper divisors (1).

23310129979 is an equidigital number, since it uses as much as digits as its factorization.

23310129979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 183708, while the sum is 46.

The spelling of 23310129979 in words is "twenty-three billion, three hundred ten million, one hundred twenty-nine thousand, nine hundred seventy-nine".