22121032430223 has 12 divisors (see below), whose sum is σ = 32357065721760. Its totient is φ = 14560679573856.

The previous prime is 22121032430197. The next prime is 22121032430291. The reversal of 22121032430223 is 32203423012122.

22121032430223 is a `hidden beast` number, since 2 + 2 + 1 + 2 + 1 + 0 + 3 + 2 + 430 + 223 = 666.

It is not a de Polignac number, because 22121032430223 - 2¹⁷ = 22121032299151 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22121032432223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15556280886 + ... + 15556282307.

It is an arithmetic number, because the mean of its divisors is an integer number (2696422143480).

Almost surely, 2^{22121032430223} is an apocalyptic number.

22121032430223 is a deficient number, since it is larger than the sum of its proper divisors (10236033291537).

22121032430223 is a wasteful number, since it uses less digits than its factorization.

22121032430223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31112563278 (or 31112563275 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 22121032430223 its reverse (32203423012122), we get a palindrome (54324455442345).

The spelling of 22121032430223 in words is "twenty-two trillion, one hundred twenty-one billion, thirty-two million, four hundred thirty thousand, two hundred twenty-three".