222144022 has 8 divisors (see below), whose sum is σ = 337230936. Its totient is φ = 109733712.

The previous prime is 222144017. The next prime is 222144023. The reversal of 222144022 is 220441222.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222144023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 668943 + ... + 669274.

It is an arithmetic number, because the mean of its divisors is an integer number (42153867).

Almost surely, 2^222144022 is an apocalyptic number.

222144022 is a deficient number, since it is larger than the sum of its proper divisors (115086914).

222144022 is a wasteful number, since it uses less digits than its factorization.

222144022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1338302.

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 222144022 is about 14904.4967040152. The cubic root of 222144022 is about 605.6358063245.

Adding to 222144022 its reverse (220441222), we get a palindrome (442585244).

The spelling of 222144022 in words is "two hundred twenty-two million, one hundred forty-four thousand, twenty-two".