220243222 has 8 divisors (see below), whose sum is σ = 337394016. Its totient is φ = 107778552.

The previous prime is 220243183. The next prime is 220243223. The reversal of 220243222 is 222342022.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 220243222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220243223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1171413 + ... + 1171600.

It is an arithmetic number, because the mean of its divisors is an integer number (42174252).

Almost surely, 2^220243222 is an apocalyptic number.

220243222 is a deficient number, since it is larger than the sum of its proper divisors (117150794).

220243222 is a wasteful number, since it uses less digits than its factorization.

220243222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2343062.

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

The square root of 220243222 is about 14840.5937212768. The cubic root of 220243222 is about 603.9034591985.

Adding to 220243222 its reverse (222342022), we get a palindrome (442585244).

The spelling of 220243222 in words is "two hundred twenty million, two hundred forty-three thousand, two hundred twenty-two".