222042322 has 16 divisors (see below), whose sum is σ = 365837760. Its totient is φ = 100604592.

The previous prime is 222042319. The next prime is 222042343. The reversal of 222042322 is 223240222.

It is a happy number.

222042322 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 222042322.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 126153 + ... + 127900.

It is an arithmetic number, because the mean of its divisors is an integer number (22864860).

Almost surely, 2^222042322 is an apocalyptic number.

222042322 is a deficient number, since it is larger than the sum of its proper divisors (143795438).

222042322 is a wasteful number, since it uses less digits than its factorization.

222042322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254097.

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 222042322 is about 14901.0845913980. The cubic root of 222042322 is about 605.5433699512.

Adding to 222042322 its reverse (223240222), we get a palindrome (445282544).

The spelling of 222042322 in words is "two hundred twenty-two million, forty-two thousand, three hundred twenty-two".