22112322321 has 16 divisors (see below), whose sum is σ = 30924198144. Its totient is φ = 14037951744.

The previous prime is 22112322313. The next prime is 22112322367. The reversal of 22112322321 is 12322321122.

It is not a de Polignac number, because 22112322321 - 2³ = 22112322313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22112322301) 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, 2114040 + ... + 2124473.

It is an arithmetic number, because the mean of its divisors is an integer number (1932762384).

Almost surely, 2^22112322321 is an apocalyptic number.

It is an amenable number.

22112322321 is a deficient number, since it is larger than the sum of its proper divisors (8811875823).

22112322321 is a wasteful number, since it uses less digits than its factorization.

22112322321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4238600.

The product of its digits is 576, while the sum is 21.

Adding to 22112322321 its reverse (12322321122), we get a palindrome (34434643443).

The spelling of 22112322321 in words is "twenty-two billion, one hundred twelve million, three hundred twenty-two thousand, three hundred twenty-one".