22221413121323 has 16 divisors (see below), whose sum is σ = 25192800612000. Its totient is φ = 19430535467520.

The previous prime is 22221413121239. The next prime is 22221413121331. The reversal of 22221413121323 is 32312131412222.

It is a cyclic number.

It is not a de Polignac number, because 22221413121323 - 2³² = 22217118154027 is a prime.

It is a super-2 number, since 2×22221413121323² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22221413121353) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2063918 + ... + 6978723.

It is an arithmetic number, because the mean of its divisors is an integer number (1574550038250).

Almost surely, 2^{22221413121323} is an apocalyptic number.

22221413121323 is a deficient number, since it is larger than the sum of its proper divisors (2971387490677).

22221413121323 is a wasteful number, since it uses less digits than its factorization.

22221413121323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9052622.

The product of its digits is 6912, while the sum is 29.

Adding to 22221413121323 its reverse (32312131412222), we get a palindrome (54533544533545).

The spelling of 22221413121323 in words is "twenty-two trillion, two hundred twenty-one billion, four hundred thirteen million, one hundred twenty-one thousand, three hundred twenty-three".