23130002201909 has 2 divisors, whose sum is σ = 23130002201910. Its totient is φ = 23130002201908.

The previous prime is 23130002201857. The next prime is 23130002201941. The reversal of 23130002201909 is 90910220003132.

It is an a-pointer prime, because the next prime (23130002201941) can be obtained adding 23130002201909 to its sum of digits (32).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21835265443684 + 1294736758225 = 4672822^2 + 1137865^2 .

It is a cyclic number.

It is not a de Polignac number, because 23130002201909 - 2²⁸ = 23129733766453 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23130002701909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11565001100954 + 11565001100955.

It is an arithmetic number, because the mean of its divisors is an integer number (11565001100955).

Almost surely, 2^{23130002201909} is an apocalyptic number.

It is an amenable number.

23130002201909 is a deficient number, since it is larger than the sum of its proper divisors (1).

23130002201909 is an equidigital number, since it uses as much as digits as its factorization.

23130002201909 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5832, while the sum is 32.

The spelling of 23130002201909 in words is "twenty-three trillion, one hundred thirty billion, two million, two hundred one thousand, nine hundred nine".