22444221322 has 8 divisors (see below), whose sum is σ = 34301545956. Its totient is φ = 11010372672.

The previous prime is 22444221221. The next prime is 22444221403. The reversal of 22444221322 is 22312244422.

It is a happy number.

22444221322 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 21453167961 + 991053361 = 146469^2 + 31481^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105868863 + ... + 105869074.

Almost surely, 2^22444221322 is an apocalyptic number.

22444221322 is a deficient number, since it is larger than the sum of its proper divisors (11857324634).

22444221322 is a wasteful number, since it uses less digits than its factorization.

22444221322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211737992.

The product of its digits is 12288, while the sum is 28.

Adding to 22444221322 its reverse (22312244422), we get a palindrome (44756465744).

The spelling of 22444221322 in words is "twenty-two billion, four hundred forty-four million, two hundred twenty-one thousand, three hundred twenty-two".