222000321 has 8 divisors (see below), whose sum is σ = 296122464. Its totient is φ = 147939200.

The previous prime is 222000319. The next prime is 222000341. The reversal of 222000321 is 123000222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 222000321 - 2¹ = 222000319 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 222000297 and 222000306.

It is not an unprimeable number, because it can be changed into a prime (222000341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5955 + ... + 21896.

It is an arithmetic number, because the mean of its divisors is an integer number (37015308).

Almost surely, 2^222000321 is an apocalyptic number.

It is an amenable number.

222000321 is a deficient number, since it is larger than the sum of its proper divisors (74122143).

222000321 is a wasteful number, since it uses less digits than its factorization.

222000321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30511.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 222000321 is about 14899.6751978021. The cubic root of 222000321 is about 605.5051864934.

Adding to 222000321 its reverse (123000222), we get a palindrome (345000543).

Subtracting from 222000321 its reverse (123000222), we obtain a palindrome (99000099).

The spelling of 222000321 in words is "two hundred twenty-two million, three hundred twenty-one", and thus it is an aban number.