220210210 has 16 divisors (see below), whose sum is σ = 432412992. Its totient is φ = 80076400.

The previous prime is 220210187. The next prime is 220210213. The reversal of 220210210 is 12012022.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (220210213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1000846 + ... + 1001065.

It is an arithmetic number, because the mean of its divisors is an integer number (27025812).

Almost surely, 2^220210210 is an apocalyptic number.

220210210 is a deficient number, since it is larger than the sum of its proper divisors (212202782).

220210210 is a wasteful number, since it uses less digits than its factorization.

220210210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2001929.

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 220210210 is about 14839.4814599433. The cubic root of 220210210 is about 603.8732848955.

Adding to 220210210 its reverse (12012022), we get a palindrome (232222232).

The spelling of 220210210 in words is "two hundred twenty million, two hundred ten thousand, two hundred ten".