222000320 has 56 divisors (see below), whose sum is σ = 530809200. Its totient is φ = 88435712.

The previous prime is 222000319. The next prime is 222000341. The reversal of 222000320 is 23000222.

222000320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84791 + ... + 87369.

Almost surely, 2^222000320 is an apocalyptic number.

222000320 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 222000320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (265404600).

222000320 is an abundant number, since it is smaller than the sum of its proper divisors (308808880).

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

222000320 is a wasteful number, since it uses less digits than its factorization.

222000320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2865 (or 2855 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 11.

The square root of 222000320 is about 14899.6751642444. The cubic root of 222000320 is about 605.5051855843.

Adding to 222000320 its reverse (23000222), we get a palindrome (245000542).

The spelling of 222000320 in words is "two hundred twenty-two million, three hundred twenty", and thus it is an aban number.