22000244224040 has 32 divisors (see below), whose sum is σ = 49505470452360. Its totient is φ = 8799222854400.

The previous prime is 22000244224039. The next prime is 22000244224061. The reversal of 22000244224040 is 4042244200022.

It can be written as a sum of positive squares in 4 ways, for example, as 19887657555364 + 2112586668676 = 4459558^2 + 1453474^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26931131 + ... + 27736010.

Almost surely, 2^{22000244224040} is an apocalyptic number.

22000244224040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22000244224040 is an abundant number, since it is smaller than the sum of its proper divisors (27505226228320).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22000244224040 is a wasteful number, since it uses less digits than its factorization.

22000244224040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54677213 (or 54677209 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 26.

Adding to 22000244224040 its reverse (4042244200022), we get a palindrome (26042488424062).

The spelling of 22000244224040 in words is "twenty-two trillion, two hundred forty-four million, two hundred twenty-four thousand, forty".