23154201299 has 2 divisors, whose sum is σ = 23154201300. Its totient is φ = 23154201298.

The previous prime is 23154201179. The next prime is 23154201341. The reversal of 23154201299 is 99210245132.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23154201299 - 2²⁰ = 23153152723 is a prime.

It is a super-2 number, since 2×23154201299² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (23154701299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11577100649 + 11577100650.

It is an arithmetic number, because the mean of its divisors is an integer number (11577100650).

Almost surely, 2^23154201299 is an apocalyptic number.

23154201299 is a deficient number, since it is larger than the sum of its proper divisors (1).

23154201299 is an equidigital number, since it uses as much as digits as its factorization.

23154201299 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 38.

The spelling of 23154201299 in words is "twenty-three billion, one hundred fifty-four million, two hundred one thousand, two hundred ninety-nine".