23110129709 has 2 divisors, whose sum is σ = 23110129710. Its totient is φ = 23110129708.

The previous prime is 23110129661. The next prime is 23110129739. The reversal of 23110129709 is 90792101132.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22233792100 + 876337609 = 149110^2 + 29603^2 .

It is a cyclic number.

It is not a de Polignac number, because 23110129709 - 2²⁴ = 23093352493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23110129739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11555064854 + 11555064855.

It is an arithmetic number, because the mean of its divisors is an integer number (11555064855).

Almost surely, 2^23110129709 is an apocalyptic number.

It is an amenable number.

23110129709 is a deficient number, since it is larger than the sum of its proper divisors (1).

23110129709 is an equidigital number, since it uses as much as digits as its factorization.

23110129709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6804, while the sum is 35.

The spelling of 23110129709 in words is "twenty-three billion, one hundred ten million, one hundred twenty-nine thousand, seven hundred nine".