23323440233 has 4 divisors (see below), whose sum is σ = 23361864960. Its totient is φ = 23285015508.

The previous prime is 23323440221. The next prime is 23323440281. The reversal of 23323440233 is 33204432332.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 23323440233 - 2⁶ = 23323440169 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23323440196 and 23323440205.

It is not an unprimeable number, because it can be changed into a prime (23323440293) 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, 19211453 + ... + 19212666.

It is an arithmetic number, because the mean of its divisors is an integer number (5840466240).

Almost surely, 2^23323440233 is an apocalyptic number.

It is an amenable number.

23323440233 is a deficient number, since it is larger than the sum of its proper divisors (38424727).

23323440233 is an equidigital number, since it uses as much as digits as its factorization.

23323440233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38424726.

The product of its (nonzero) digits is 31104, while the sum is 29.

Adding to 23323440233 its reverse (33204432332), we get a palindrome (56527872565).

The spelling of 23323440233 in words is "twenty-three billion, three hundred twenty-three million, four hundred forty thousand, two hundred thirty-three".