22200332444 has 12 divisors (see below), whose sum is σ = 38854237464. Its totient is φ = 11099121744.

The previous prime is 22200332411. The next prime is 22200332449. The reversal of 22200332444 is 44423300222.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22200332449) by changing a digit.

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, 212282 + ... + 299105.

It is an arithmetic number, because the mean of its divisors is an integer number (3237853122).

Almost surely, 2^22200332444 is an apocalyptic number.

It is an amenable number.

22200332444 is a deficient number, since it is larger than the sum of its proper divisors (16653905020).

22200332444 is a wasteful number, since it uses less digits than its factorization.

22200332444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 522244 (or 522242 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 26.

Adding to 22200332444 its reverse (44423300222), we get a palindrome (66623632666).

The spelling of 22200332444 in words is "twenty-two billion, two hundred million, three hundred thirty-two thousand, four hundred forty-four".