22420420244224 has 36 divisors (see below), whose sum is σ = 46296476624160. Its totient is φ = 10823651148800.

The previous prime is 22420420244177. The next prime is 22420420244267. The reversal of 22420420244224 is 42244202402422.

It is a self number, because there is not a number n which added to its sum of digits gives 22420420244224.

It is an unprimeable number.

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, 1509988552 + ... + 1510003399.

It is an arithmetic number, because the mean of its divisors is an integer number (1286013239560).

Almost surely, 2^{22420420244224} is an apocalyptic number.

It is an amenable number.

22420420244224 is an abundant number, since it is smaller than the sum of its proper divisors (23876056379936).

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

22420420244224 is an equidigital number, since it uses as much as digits as its factorization.

22420420244224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3019991996 (or 3019991982 counting only the distinct ones).

The product of its (nonzero) digits is 131072, while the sum is 34.

Adding to 22420420244224 its reverse (42244202402422), we get a palindrome (64664622646646).

The spelling of 22420420244224 in words is "twenty-two trillion, four hundred twenty billion, four hundred twenty million, two hundred forty-four thousand, two hundred twenty-four".