13123313344 has 14 divisors (see below), whose sum is σ = 26041575044. Its totient is φ = 6561656640.

The previous prime is 13123313323. The next prime is 13123313381. The reversal of 13123313344 is 44331332131.

13123313344 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102525822 + ... + 102525949.

Almost surely, 2^13123313344 is an apocalyptic number.

It is an amenable number.

13123313344 is a deficient number, since it is larger than the sum of its proper divisors (12918261700).

13123313344 is an equidigital number, since it uses as much as digits as its factorization.

13123313344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205051783 (or 205051773 counting only the distinct ones).

The product of its digits is 7776, while the sum is 28.

Adding to 13123313344 its reverse (44331332131), we get a palindrome (57454645475).

The spelling of 13123313344 in words is "thirteen billion, one hundred twenty-three million, three hundred thirteen thousand, three hundred forty-four".