23110321903 has 2 divisors, whose sum is σ = 23110321904. Its totient is φ = 23110321902.

The previous prime is 23110321807. The next prime is 23110321907. The reversal of 23110321903 is 30912301132.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23110321903 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23110321907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11555160951 + 11555160952.

It is an arithmetic number, because the mean of its divisors is an integer number (11555160952).

Almost surely, 2^23110321903 is an apocalyptic number.

23110321903 is a deficient number, since it is larger than the sum of its proper divisors (1).

23110321903 is an equidigital number, since it uses as much as digits as its factorization.

23110321903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 25.

The spelling of 23110321903 in words is "twenty-three billion, one hundred ten million, three hundred twenty-one thousand, nine hundred three".