23122012203 has 24 divisors (see below), whose sum is σ = 33519311280. Its totient is φ = 15358970880.

The previous prime is 23122012181. The next prime is 23122012211. The reversal of 23122012203 is 30221022132.

23122012203 is a `hidden beast` number, since 231 + 220 + 12 + 203 = 666.

It is not a de Polignac number, because 23122012203 - 2³⁰ = 22048270379 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23122010203) 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 23 ways as a sum of consecutive naturals, for example, 6132903 + ... + 6136671.

It is an arithmetic number, because the mean of its divisors is an integer number (1396637970).

Almost surely, 2^23122012203 is an apocalyptic number.

23122012203 is a deficient number, since it is larger than the sum of its proper divisors (10397299077).

23122012203 is a wasteful number, since it uses less digits than its factorization.

23122012203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6059 (or 6056 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 23122012203 its reverse (30221022132), we get a palindrome (53343034335).

The spelling of 23122012203 in words is "twenty-three billion, one hundred twenty-two million, twelve thousand, two hundred three".