22020020222212 has 24 divisors (see below), whose sum is σ = 40942290443040. Its totient is φ = 10333054247040.

The previous prime is 22020020222159. The next prime is 22020020222267. The reversal of 22020020222212 is 21222202002022.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 22020020222212.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1353903589 + ... + 1353919852.

It is an arithmetic number, because the mean of its divisors is an integer number (1705928768460).

Almost surely, 2^{22020020222212} is an apocalyptic number.

It is an amenable number.

22020020222212 is a deficient number, since it is larger than the sum of its proper divisors (18922270220828).

22020020222212 is a wasteful number, since it uses less digits than its factorization.

22020020222212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2707823571 (or 2707823569 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 19.

Adding to 22020020222212 its reverse (21222202002022), we get a palindrome (43242222224234).

The spelling of 22020020222212 in words is "twenty-two trillion, twenty billion, twenty million, two hundred twenty-two thousand, two hundred twelve".