220000210 has 8 divisors (see below), whose sum is σ = 396000396. Its totient is φ = 88000080.

The previous prime is 220000201. The next prime is 220000237. The reversal of 220000210 is 12000022.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 213715161 + 6285049 = 14619^2 + 2507^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 220000193 and 220000202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11000001 + ... + 11000020.

Almost surely, 2^220000210 is an apocalyptic number.

220000210 is a deficient number, since it is larger than the sum of its proper divisors (176000186).

220000210 is a wasteful number, since it uses less digits than its factorization.

220000210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22000028.

The product of its (nonzero) digits is 8, while the sum is 7.

The square root of 220000210 is about 14832.4040532882. The cubic root of 220000210 is about 603.6812657600.

Adding to 220000210 its reverse (12000022), we get a palindrome (232000232).

The spelling of 220000210 in words is "two hundred twenty million, two hundred ten", and thus it is an aban number.