220220120210 has 16 divisors (see below), whose sum is σ = 396568829016. Its totient is φ = 88049689728.

The previous prime is 220220120209. The next prime is 220220120243. The reversal of 220220120210 is 12021022022.

It can be written as a sum of positive squares in 4 ways, for example, as 195746959489 + 24473160721 = 442433^2 + 156439^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4770677 + ... + 4816616.

Almost surely, 2^220220120210 is an apocalyptic number.

220220120210 is a deficient number, since it is larger than the sum of its proper divisors (176348708806).

220220120210 is a wasteful number, since it uses less digits than its factorization.

220220120210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9589597.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 220220120210 its reverse (12021022022), we get a palindrome (232241142232).

The spelling of 220220120210 in words is "two hundred twenty billion, two hundred twenty million, one hundred twenty thousand, two hundred ten".