22122322004423 has 4 divisors (see below), whose sum is σ = 22122339499200. Its totient is φ = 22122304509648.

The previous prime is 22122322004383. The next prime is 22122322004491. The reversal of 22122322004423 is 32440022322122.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22122322004423 - 2¹⁶ = 22122321938887 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22122322004323) 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 3 ways as a sum of consecutive naturals, for example, 6689198 + ... + 9433451.

It is an arithmetic number, because the mean of its divisors is an integer number (5530584874800).

Almost surely, 2^{22122322004423} is an apocalyptic number.

22122322004423 is a deficient number, since it is larger than the sum of its proper divisors (17494777).

22122322004423 is a wasteful number, since it uses less digits than its factorization.

22122322004423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17494776.

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 22122322004423 its reverse (32440022322122), we get a palindrome (54562344326545).

The spelling of 22122322004423 in words is "twenty-two trillion, one hundred twenty-two billion, three hundred twenty-two million, four thousand, four hundred twenty-three".