22122212311244 has 6 divisors (see below), whose sum is σ = 38713871544684. Its totient is φ = 11061106155620.

The previous prime is 22122212311229. The next prime is 22122212311261. The reversal of 22122212311244 is 44211321222122.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2765276538902 + ... + 2765276538909.

It is an arithmetic number, because the mean of its divisors is an integer number (6452311924114).

Almost surely, 2^{22122212311244} is an apocalyptic number.

It is an amenable number.

22122212311244 is a deficient number, since it is larger than the sum of its proper divisors (16591659233440).

22122212311244 is a wasteful number, since it uses less digits than its factorization.

22122212311244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5530553077815 (or 5530553077813 counting only the distinct ones).

The product of its digits is 6144, while the sum is 29.

Adding to 22122212311244 its reverse (44211321222122), we get a palindrome (66333533533366).

The spelling of 22122212311244 in words is "twenty-two trillion, one hundred twenty-two billion, two hundred twelve million, three hundred eleven thousand, two hundred forty-four".