222320424220 has 48 divisors (see below), whose sum is σ = 468994821120. Its totient is φ = 88524263744.

The previous prime is 222320424191. The next prime is 222320424233. The reversal of 222320424220 is 22424023222.

222320424220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 16852467 + ... + 16865653.

It is an arithmetic number, because the mean of its divisors is an integer number (9770725440).

Almost surely, 2^222320424220 is an apocalyptic number.

222320424220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222320424220 is an abundant number, since it is smaller than the sum of its proper divisors (246674396900).

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

222320424220 is a wasteful number, since it uses less digits than its factorization.

222320424220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16962 (or 16960 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 25.

Adding to 222320424220 its reverse (22424023222), we get a palindrome (244744447442).

The spelling of 222320424220 in words is "two hundred twenty-two billion, three hundred twenty million, four hundred twenty-four thousand, two hundred twenty".