220201220210 has 16 divisors (see below), whose sum is σ = 407074688856. Its totient is φ = 85699934208.

The previous prime is 220201220191. The next prime is 220201220219. The reversal of 220201220210 is 12022102022.

It can be written as a sum of positive squares in 4 ways, for example, as 205958945929 + 14242274281 = 453827^2 + 119341^2 .

It is not an unprimeable number, because it can be changed into a prime (220201220219) 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, 297568847 + ... + 297569586.

Almost surely, 2^220201220210 is an apocalyptic number.

220201220210 is a deficient number, since it is larger than the sum of its proper divisors (186873468646).

220201220210 is a wasteful number, since it uses less digits than its factorization.

220201220210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 595138477.

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

Adding to 220201220210 its reverse (12022102022), we get a palindrome (232223322232).

It can be divided in two parts, 2202012 and 20210, that added together give a palindrome (2222222).

The spelling of 220201220210 in words is "two hundred twenty billion, two hundred one million, two hundred twenty thousand, two hundred ten".