13222313233 has 4 divisors (see below), whose sum is σ = 13225316580. Its totient is φ = 13219309888.

The previous prime is 13222313231. The next prime is 13222313239. The reversal of 13222313233 is 33231322231.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1198752129 + 12023561104 = 34623^2 + 109652^2 .

It is a cyclic number.

It is not a de Polignac number, because 13222313233 - 2¹ = 13222313231 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13222313198 and 13222313207.

It is not an unprimeable number, because it can be changed into a prime (13222313231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1495060 + ... + 1503877.

It is an arithmetic number, because the mean of its divisors is an integer number (3306329145).

Almost surely, 2^13222313233 is an apocalyptic number.

It is an amenable number.

13222313233 is a deficient number, since it is larger than the sum of its proper divisors (3003347).

13222313233 is an equidigital number, since it uses as much as digits as its factorization.

13222313233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3003346.

The product of its digits is 3888, while the sum is 25.

Adding to 13222313233 its reverse (33231322231), we get a palindrome (46453635464).

The spelling of 13222313233 in words is "thirteen billion, two hundred twenty-two million, three hundred thirteen thousand, two hundred thirty-three".