23221322312233 has 16 divisors (see below), whose sum is σ = 23456869585920. Its totient is φ = 22986744754176.

The previous prime is 23221322312189. The next prime is 23221322312249. The reversal of 23221322312233 is 33221322312232.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23221322312233 is a prime.

It is a super-3 number, since 3×23221322312233³ (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23221322312195 and 23221322312204.

It is not an unprimeable number, because it can be changed into a prime (23221322312633) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 765884848 + ... + 765915166.

It is an arithmetic number, because the mean of its divisors is an integer number (1466054349120).

Almost surely, 2^{23221322312233} is an apocalyptic number.

It is an amenable number.

23221322312233 is a deficient number, since it is larger than the sum of its proper divisors (235547273687).

23221322312233 is a wasteful number, since it uses less digits than its factorization.

23221322312233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46056.

The product of its digits is 31104, while the sum is 31.

Adding to 23221322312233 its reverse (33221322312232), we get a palindrome (56442644624465).

Subtracting 23221322312233 from its reverse (33221322312232), we obtain a palindrome (9999999999999).

The spelling of 23221322312233 in words is "twenty-three trillion, two hundred twenty-one billion, three hundred twenty-two million, three hundred twelve thousand, two hundred thirty-three".