13220233132322 has 4 divisors (see below), whose sum is σ = 19830349698486. Its totient is φ = 6610116566160.

The previous prime is 13220233132259. The next prime is 13220233132343. The reversal of 13220233132322 is 22323133202231.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 9067078523281 + 4153154609041 = 3011159^2 + 2037929^2 .

It is a super-2 number, since 2×13220233132322² (a number of 27 digits) contains 22 as substring.

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, 3305058283079 + ... + 3305058283082.

Almost surely, 2^{13220233132322} is an apocalyptic number.

13220233132322 is a deficient number, since it is larger than the sum of its proper divisors (6610116566164).

13220233132322 is an equidigital number, since it uses as much as digits as its factorization.

13220233132322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6610116566163.

The product of its (nonzero) digits is 15552, while the sum is 29.

Adding to 13220233132322 its reverse (22323133202231), we get a palindrome (35543366334553).

The spelling of 13220233132322 in words is "thirteen trillion, two hundred twenty billion, two hundred thirty-three million, one hundred thirty-two thousand, three hundred twenty-two".