22200224204440 has 32 divisors (see below), whose sum is σ = 50110090764480. Its totient is φ = 8851718783232.

The previous prime is 22200224204407. The next prime is 22200224204441. The reversal of 22200224204440 is 4440242200222.

It is a junction number, because it is equal to n+sod(n) for n = 22200224204399 and 22200224204408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22200224204441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 886577904 + ... + 886602943.

It is an arithmetic number, because the mean of its divisors is an integer number (1565940336390).

Almost surely, 2^{22200224204440} is an apocalyptic number.

22200224204440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22200224204440 is an abundant number, since it is smaller than the sum of its proper divisors (27909866560040).

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

22200224204440 is a wasteful number, since it uses less digits than its factorization.

22200224204440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1773181171 (or 1773181167 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 22200224204440 its reverse (4440242200222), we get a palindrome (26640466404662).

The spelling of 22200224204440 in words is "twenty-two trillion, two hundred billion, two hundred twenty-four million, two hundred four thousand, four hundred forty".