13321332221223 has 64 divisors (see below), whose sum is σ = 21471621599232. Its totient is φ = 7264833546240.

The previous prime is 13321332221213. The next prime is 13321332221231. The reversal of 13321332221223 is 32212223312331.

13321332221223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13321332221223 - 2²⁰ = 13321331172647 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13321332221203) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7998261 + ... + 9519182.

It is an arithmetic number, because the mean of its divisors is an integer number (335494087488).

Almost surely, 2^{13321332221223} is an apocalyptic number.

13321332221223 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

13321332221223 is a deficient number, since it is larger than the sum of its proper divisors (8150289378009).

13321332221223 is a wasteful number, since it uses less digits than its factorization.

13321332221223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17517544.

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

Adding to 13321332221223 its reverse (32212223312331), we get a palindrome (45533555533554).

The spelling of 13321332221223 in words is "thirteen trillion, three hundred twenty-one billion, three hundred thirty-two million, two hundred twenty-one thousand, two hundred twenty-three".