23123332321 has 8 divisors (see below), whose sum is σ = 23789947424. Its totient is φ = 22466172960.

The previous prime is 23123332319. The next prime is 23123332363. The reversal of 23123332321 is 12323332132.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23123332321 - 2¹ = 23123332319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23123332121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2358975 + ... + 2368756.

It is an arithmetic number, because the mean of its divisors is an integer number (2973743428).

Almost surely, 2^23123332321 is an apocalyptic number.

It is an amenable number.

23123332321 is a deficient number, since it is larger than the sum of its proper divisors (666615103).

23123332321 is an equidigital number, since it uses as much as digits as its factorization.

23123332321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4727871.

The product of its digits is 3888, while the sum is 25.

Adding to 23123332321 its reverse (12323332132), we get a palindrome (35446664453).

The spelling of 23123332321 in words is "twenty-three billion, one hundred twenty-three million, three hundred thirty-two thousand, three hundred twenty-one".