222234321 has 16 divisors (see below), whose sum is σ = 305895744. Its totient is φ = 143406144.

The previous prime is 222234269. The next prime is 222234329. The reversal of 222234321 is 123432222.

It is not a de Polignac number, because 222234321 - 2⁷ = 222234193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (222234329) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16786 + ... + 26948.

It is an arithmetic number, because the mean of its divisors is an integer number (19118484).

Almost surely, 2^222234321 is an apocalyptic number.

It is an amenable number.

222234321 is a deficient number, since it is larger than the sum of its proper divisors (83661423).

222234321 is a wasteful number, since it uses less digits than its factorization.

222234321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10400.

The product of its digits is 1152, while the sum is 21.

The square root of 222234321 is about 14907.5256498186. The cubic root of 222234321 is about 605.7178565470.

Adding to 222234321 its reverse (123432222), we get a palindrome (345666543).

The spelling of 222234321 in words is "two hundred twenty-two million, two hundred thirty-four thousand, three hundred twenty-one".