23234111121 has 16 divisors (see below), whose sum is σ = 33364880640. Its totient is φ = 14296594560.

The previous prime is 23234111111. The next prime is 23234111129. The reversal of 23234111121 is 12111143232.

It is not a de Polignac number, because 23234111121 - 2¹⁵ = 23234078353 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23234111129) 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 15 ways as a sum of consecutive naturals, for example, 558325 + ... + 598493.

It is an arithmetic number, because the mean of its divisors is an integer number (2085305040).

Almost surely, 2^23234111121 is an apocalyptic number.

It is an amenable number.

23234111121 is a deficient number, since it is larger than the sum of its proper divisors (10130769519).

23234111121 is a wasteful number, since it uses less digits than its factorization.

23234111121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55016.

The product of its digits is 288, while the sum is 21.

Adding to 23234111121 its reverse (12111143232), we get a palindrome (35345254353).

The spelling of 23234111121 in words is "twenty-three billion, two hundred thirty-four million, one hundred eleven thousand, one hundred twenty-one".