22222222322 has 8 divisors (see below), whose sum is σ = 33337656156. Its totient is φ = 11109670272.

The previous prime is 22222222313. The next prime is 22222222339. The reversal of 22222222322 is 22322222222.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 22200702001 + 21520321 = 148999^2 + 4639^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 701063 + ... + 732074.

Almost surely, 2^22222222322 is an apocalyptic number.

22222222322 is a deficient number, since it is larger than the sum of its proper divisors (11115433834).

22222222322 is a wasteful number, since it uses less digits than its factorization.

22222222322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1440892.

The product of its digits is 3072, while the sum is 23.

Adding to 22222222322 its reverse (22322222222), we get a palindrome (44544444544).

The spelling of 22222222322 in words is "twenty-two billion, two hundred twenty-two million, two hundred twenty-two thousand, three hundred twenty-two".