220000222 has 16 divisors (see below), whose sum is σ = 356610240. Its totient is φ = 101188512.

The previous prime is 220000201. The next prime is 220000237. The reversal of 220000222 is 222000022.

220000222 is a modest number, since divided by 222 gives 220 as remainder.

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 220000199 and 220000208.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6822 + ... + 22057.

It is an arithmetic number, because the mean of its divisors is an integer number (22288140).

Almost surely, 2^220000222 is an apocalyptic number.

220000222 is a deficient number, since it is larger than the sum of its proper divisors (136610018).

220000222 is a wasteful number, since it uses less digits than its factorization.

220000222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29187.

The product of its (nonzero) digits is 32, while the sum is 10.

The square root of 220000222 is about 14832.4044578079. The cubic root of 220000222 is about 603.6812767361.

Adding to 220000222 its reverse (222000022), we get a palindrome (442000244).

It can be divided in two parts, 22000022 and 2, that multiplied together give a palindrome (44000044).

The spelling of 220000222 in words is "two hundred twenty million, two hundred twenty-two", and thus it is an aban number.