222120302320 has 160 divisors (see below), whose sum is σ = 595257901056. Its totient is φ = 75506304000.

The previous prime is 222120302311. The next prime is 222120302323. The reversal of 222120302320 is 23203021222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222120302323) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 33903045 + ... + 33909595.

Almost surely, 2^222120302320 is an apocalyptic number.

222120302320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222120302320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (297628950528).

222120302320 is an abundant number, since it is smaller than the sum of its proper divisors (373137598736).

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

222120302320 is a wasteful number, since it uses less digits than its factorization.

222120302320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7079 (or 7073 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 222120302320 its reverse (23203021222), we get a palindrome (245323323542).

The spelling of 222120302320 in words is "two hundred twenty-two billion, one hundred twenty million, three hundred two thousand, three hundred twenty".