33221321222313 has 64 divisors (see below), whose sum is σ = 52940167454720. Its totient is φ = 18135975686400.

The previous prime is 33221321222291. The next prime is 33221321222317. The reversal of 33221321222313 is 31322212312233.

It is not a de Polignac number, because 33221321222313 - 2⁵ = 33221321222281 is a prime.

It is a super-2 number, since 2×33221321222313² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33221321222317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 9615258 + ... + 12605388.

It is an arithmetic number, because the mean of its divisors is an integer number (827190116480).

Almost surely, 2^{33221321222313} is an apocalyptic number.

It is an amenable number.

33221321222313 is a deficient number, since it is larger than the sum of its proper divisors (19718846232407).

33221321222313 is a wasteful number, since it uses less digits than its factorization.

33221321222313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2990438.

The product of its digits is 15552, while the sum is 30.

Adding to 33221321222313 its reverse (31322212312233), we get a palindrome (64543533534546).

The spelling of 33221321222313 in words is "thirty-three trillion, two hundred twenty-one billion, three hundred twenty-one million, two hundred twenty-two thousand, three hundred thirteen".