22233220322 has 4 divisors (see below), whose sum is σ = 33349830486. Its totient is φ = 11116610160.

The previous prime is 22233220283. The next prime is 22233220349. The reversal of 22233220322 is 22302233222.

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

It can be written as a sum of positive squares in only one way, i.e., 21313372081 + 919848241 = 145991^2 + 30329^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5558305079 + ... + 5558305082.

Almost surely, 2^22233220322 is an apocalyptic number.

22233220322 is a deficient number, since it is larger than the sum of its proper divisors (11116610164).

22233220322 is a wasteful number, since it uses less digits than its factorization.

22233220322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11116610163.

The product of its (nonzero) digits is 3456, while the sum is 23.

Adding to 22233220322 its reverse (22302233222), we get a palindrome (44535453544).

The spelling of 22233220322 in words is "twenty-two billion, two hundred thirty-three million, two hundred twenty thousand, three hundred twenty-two".