12233321344 has 32 divisors (see below), whose sum is σ = 24411774240. Its totient is φ = 6106444800.

The previous prime is 12233321341. The next prime is 12233321377. The reversal of 12233321344 is 44312333221.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-2 number, since 2×12233321344² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12233321341) 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, 2584 + ... + 156439.

It is an arithmetic number, because the mean of its divisors is an integer number (762867945).

Almost surely, 2^12233321344 is an apocalyptic number.

It is an amenable number.

12233321344 is a deficient number, since it is larger than the sum of its proper divisors (12178452896).

12233321344 is an equidigital number, since it uses as much as digits as its factorization.

12233321344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159638 (or 159626 counting only the distinct ones).

The product of its digits is 10368, while the sum is 28.

Adding to 12233321344 its reverse (44312333221), we get a palindrome (56545654565).

The spelling of 12233321344 in words is "twelve billion, two hundred thirty-three million, three hundred twenty-one thousand, three hundred forty-four".