22122022422 has 32 divisors (see below), whose sum is σ = 44566272000. Its totient is φ = 7320490848.

The previous prime is 22122022421. The next prime is 22122022441. The reversal of 22122022422 is 22422022122.

It is a happy number.

22122022422 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22122022421) 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, 453579 + ... + 499977.

It is an arithmetic number, because the mean of its divisors is an integer number (1392696000).

Almost surely, 2^22122022422 is an apocalyptic number.

22122022422 is an abundant number, since it is smaller than the sum of its proper divisors (22444249578).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22122022422 is a wasteful number, since it uses less digits than its factorization.

22122022422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46980.

The product of its (nonzero) digits is 1024, while the sum is 21.

Adding to 22122022422 its reverse (22422022122), we get a palindrome (44544044544).

The spelling of 22122022422 in words is "twenty-two billion, one hundred twenty-two million, twenty-two thousand, four hundred twenty-two".