13322144321 has 16 divisors (see below), whose sum is σ = 13911625728. Its totient is φ = 12743125200.

The previous prime is 13322144317. The next prime is 13322144357. The reversal of 13322144321 is 12344122331.

It is a cyclic number.

It is not a de Polignac number, because 13322144321 - 2² = 13322144317 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13322144621) 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, 1819550 + ... + 1826856.

It is an arithmetic number, because the mean of its divisors is an integer number (869476608).

Almost surely, 2^13322144321 is an apocalyptic number.

It is an amenable number.

13322144321 is a deficient number, since it is larger than the sum of its proper divisors (589481407).

13322144321 is a wasteful number, since it uses less digits than its factorization.

13322144321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8012.

The product of its digits is 3456, while the sum is 26.

Adding to 13322144321 its reverse (12344122331), we get a palindrome (25666266652).

The spelling of 13322144321 in words is "thirteen billion, three hundred twenty-two million, one hundred forty-four thousand, three hundred twenty-one".