13331331322 has 4 divisors (see below), whose sum is σ = 19996996986. Its totient is φ = 6665665660.

The previous prime is 13331331319. The next prime is 13331331347. The reversal of 13331331322 is 22313313331.

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., 8384881761 + 4946449561 = 91569^2 + 70331^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3332832829 + ... + 3332832832.

Almost surely, 2^13331331322 is an apocalyptic number.

13331331322 is a deficient number, since it is larger than the sum of its proper divisors (6665665664).

13331331322 is an equidigital number, since it uses as much as digits as its factorization.

13331331322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6665665663.

The product of its digits is 2916, while the sum is 25.

Adding to 13331331322 its reverse (22313313331), we get a palindrome (35644644653).

The spelling of 13331331322 in words is "thirteen billion, three hundred thirty-one million, three hundred thirty-one thousand, three hundred twenty-two".