23304440121 has 64 divisors (see below), whose sum is σ = 34197811200. Its totient is φ = 14074663680.

The previous prime is 23304440119. The next prime is 23304440129. The reversal of 23304440121 is 12104440332.

It is not a de Polignac number, because 23304440121 - 2¹ = 23304440119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23304440091 and 23304440100.

It is not an unprimeable number, because it can be changed into a prime (23304440129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 15044055 + ... + 15045603.

It is an arithmetic number, because the mean of its divisors is an integer number (534340800).

Almost surely, 2^23304440121 is an apocalyptic number.

It is an amenable number.

23304440121 is a deficient number, since it is larger than the sum of its proper divisors (10893371079).

23304440121 is a wasteful number, since it uses less digits than its factorization.

23304440121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1766.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 23304440121 its reverse (12104440332), we get a palindrome (35408880453).

The spelling of 23304440121 in words is "twenty-three billion, three hundred four million, four hundred forty thousand, one hundred twenty-one".