22331212332323 has 4 divisors (see below), whose sum is σ = 22637119350648. Its totient is φ = 22025305314000.

The previous prime is 22331212332313. The next prime is 22331212332349. The reversal of 22331212332323 is 32323321213322.

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 22331212332323 - 2²⁰ = 22331211283747 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22331212332323.

It is not an unprimeable number, because it can be changed into a prime (22331212332313) 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, 152953509053 + ... + 152953509198.

It is an arithmetic number, because the mean of its divisors is an integer number (5659279837662).

Almost surely, 2^{22331212332323} is an apocalyptic number.

22331212332323 is a deficient number, since it is larger than the sum of its proper divisors (305907018325).

22331212332323 is an equidigital number, since it uses as much as digits as its factorization.

22331212332323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 305907018324.

The product of its digits is 46656, while the sum is 32.

Adding to 22331212332323 its reverse (32323321213322), we get a palindrome (54654533545645).

The spelling of 22331212332323 in words is "twenty-two trillion, three hundred thirty-one billion, two hundred twelve million, three hundred thirty-two thousand, three hundred twenty-three".