23122523209 has 8 divisors (see below), whose sum is σ = 23170672512. Its totient is φ = 23074425360.

The previous prime is 23122523167. The next prime is 23122523227. The reversal of 23122523209 is 90232522132.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23122523209 - 2¹⁵ = 23122490441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23122523239) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 962079 + ... + 985819.

It is an arithmetic number, because the mean of its divisors is an integer number (2896334064).

Almost surely, 2^23122523209 is an apocalyptic number.

It is an amenable number.

23122523209 is a deficient number, since it is larger than the sum of its proper divisors (48149303).

23122523209 is a wasteful number, since it uses less digits than its factorization.

23122523209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25727.

The product of its (nonzero) digits is 12960, while the sum is 31.

The spelling of 23122523209 in words is "twenty-three billion, one hundred twenty-two million, five hundred twenty-three thousand, two hundred nine".