22004020244 has 12 divisors (see below), whose sum is σ = 40772155284. Its totient is φ = 10354833024.

The previous prime is 22004020189. The next prime is 22004020277. The reversal of 22004020244 is 44202040022.

It can be written as a sum of positive squares in 2 ways, for example, as 11677395844 + 10326624400 = 108062^2 + 101620^2 .

It is a congruent number.

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, 161794199 + ... + 161794334.

It is an arithmetic number, because the mean of its divisors is an integer number (3397679607).

Almost surely, 2^22004020244 is an apocalyptic number.

It is an amenable number.

22004020244 is a deficient number, since it is larger than the sum of its proper divisors (18768135040).

22004020244 is a wasteful number, since it uses less digits than its factorization.

22004020244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323588554 (or 323588552 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 22004020244 its reverse (44202040022), we get a palindrome (66206060266).

The spelling of 22004020244 in words is "twenty-two billion, four million, twenty thousand, two hundred forty-four".