22222040224244 has 48 divisors (see below), whose sum is σ = 44465412703488. Its totient is φ = 9519161430528.

The previous prime is 22222040224213. The next prime is 22222040224309. The reversal of 22222040224244 is 44242204022222.

It is a self number, because there is not a number n which added to its sum of digits gives 22222040224244.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 617140889 + ... + 617176895.

It is an arithmetic number, because the mean of its divisors is an integer number (926362764656).

Almost surely, 2^{22222040224244} is an apocalyptic number.

It is an amenable number.

22222040224244 is an abundant number, since it is smaller than the sum of its proper divisors (22243372479244).

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

22222040224244 is a wasteful number, since it uses less digits than its factorization.

22222040224244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45984 (or 45982 counting only the distinct ones).

The product of its (nonzero) digits is 65536, while the sum is 32.

Adding to 22222040224244 its reverse (44242204022222), we get a palindrome (66464244246466).

The spelling of 22222040224244 in words is "twenty-two trillion, two hundred twenty-two billion, forty million, two hundred twenty-four thousand, two hundred forty-four".