22213204444 has 6 divisors (see below), whose sum is σ = 38873107784. Its totient is φ = 11106602220.

The previous prime is 22213204439. The next prime is 22213204459. The reversal of 22213204444 is 44440231222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2776650552 + ... + 2776650559.

Almost surely, 2^22213204444 is an apocalyptic number.

It is an amenable number.

22213204444 is a deficient number, since it is larger than the sum of its proper divisors (16659903340).

22213204444 is a wasteful number, since it uses less digits than its factorization.

22213204444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5553301115 (or 5553301113 counting only the distinct ones).

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

Adding to 22213204444 its reverse (44440231222), we get a palindrome (66653435666).

The spelling of 22213204444 in words is "twenty-two billion, two hundred thirteen million, two hundred four thousand, four hundred forty-four".