13221044223 has 8 divisors (see below), whose sum is σ = 17628807168. Its totient is φ = 8813655384.

The previous prime is 13221044219. The next prime is 13221044231. The reversal of 13221044223 is 32244012231.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13221044223 - 2² = 13221044219 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13221044193 and 13221044202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13221044723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3240 + ... + 162642.

It is an arithmetic number, because the mean of its divisors is an integer number (2203600896).

Almost surely, 2^13221044223 is an apocalyptic number.

13221044223 is a deficient number, since it is larger than the sum of its proper divisors (4407762945).

13221044223 is a wasteful number, since it uses less digits than its factorization.

13221044223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187053.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 13221044223 its reverse (32244012231), we get a palindrome (45465056454).

The spelling of 13221044223 in words is "thirteen billion, two hundred twenty-one million, forty-four thousand, two hundred twenty-three".