23122330009 has 2 divisors, whose sum is σ = 23122330010. Its totient is φ = 23122330008.

The previous prime is 23122329991. The next prime is 23122330019. The reversal of 23122330009 is 90003322132.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18148131225 + 4974198784 = 134715^2 + 70528^2 .

It is a cyclic number.

It is not a de Polignac number, because 23122330009 - 2⁵ = 23122329977 is a prime.

It is not a weakly prime, because it can be changed into another prime (23122330019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11561165004 + 11561165005.

It is an arithmetic number, because the mean of its divisors is an integer number (11561165005).

Almost surely, 2^23122330009 is an apocalyptic number.

It is an amenable number.

23122330009 is a deficient number, since it is larger than the sum of its proper divisors (1).

23122330009 is an equidigital number, since it uses as much as digits as its factorization.

23122330009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 25.

The spelling of 23122330009 in words is "twenty-three billion, one hundred twenty-two million, three hundred thirty thousand, nine".