22123313103221 has 16 divisors (see below), whose sum is σ = 25608921249600. Its totient is φ = 18888504602880.

The previous prime is 22123313103149. The next prime is 22123313103239. The reversal of 22123313103221 is 12230131332122.

It is not a de Polignac number, because 22123313103221 - 2²⁶ = 22123245994357 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22123313100221) 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, 126579146 + ... + 126753803.

It is an arithmetic number, because the mean of its divisors is an integer number (1600557578100).

Almost surely, 2^{22123313103221} is an apocalyptic number.

It is an amenable number.

22123313103221 is a deficient number, since it is larger than the sum of its proper divisors (3485608146379).

22123313103221 is a wasteful number, since it uses less digits than its factorization.

22123313103221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253333444.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 22123313103221 its reverse (12230131332122), we get a palindrome (34353444435343).

The spelling of 22123313103221 in words is "twenty-two trillion, one hundred twenty-three billion, three hundred thirteen million, one hundred three thousand, two hundred twenty-one".