23432121223 has 16 divisors (see below), whose sum is σ = 27298656000. Its totient is φ = 19696989312.

The previous prime is 23432121199. The next prime is 23432121253. The reversal of 23432121223 is 32212123432.

It is not a de Polignac number, because 23432121223 - 2¹⁷ = 23431990151 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23432121253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 105343 + ... + 240751.

It is an arithmetic number, because the mean of its divisors is an integer number (1706166000).

Almost surely, 2^23432121223 is an apocalyptic number.

23432121223 is a deficient number, since it is larger than the sum of its proper divisors (3866534777).

23432121223 is a wasteful number, since it uses less digits than its factorization.

23432121223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135894.

The product of its digits is 3456, while the sum is 25.

Adding to 23432121223 its reverse (32212123432), we get a palindrome (55644244655).

The spelling of 23432121223 in words is "twenty-three billion, four hundred thirty-two million, one hundred twenty-one thousand, two hundred twenty-three".