23232013331 has 4 divisors (see below), whose sum is σ = 23234369664. Its totient is φ = 23229657000.

The previous prime is 23232013267. The next prime is 23232013369. The reversal of 23232013331 is 13331023232.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 23232013331 - 2⁶ = 23232013267 is a prime.

It is a super-2 number, since 2×23232013331² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23232013297 and 23232013306.

It is not an unprimeable number, because it can be changed into a prime (23232013531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1163315 + ... + 1183116.

It is an arithmetic number, because the mean of its divisors is an integer number (5808592416).

Almost surely, 2^23232013331 is an apocalyptic number.

23232013331 is a deficient number, since it is larger than the sum of its proper divisors (2356333).

23232013331 is an equidigital number, since it uses as much as digits as its factorization.

23232013331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2356332.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 23232013331 its reverse (13331023232), we get a palindrome (36563036563).

Subtracting from 23232013331 its reverse (13331023232), we obtain a palindrome (9900990099).

The spelling of 23232013331 in words is "twenty-three billion, two hundred thirty-two million, thirteen thousand, three hundred thirty-one".