220020211210 has 16 divisors (see below), whose sum is σ = 396362895336. Its totient is φ = 87935525568.

The previous prime is 220020211153. The next prime is 220020211211. The reversal of 220020211210 is 12112020022.

It is a happy number.

220020211210 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 113622252241 + 106397958969 = 337079^2 + 326187^2 .

It is not an unprimeable number, because it can be changed into a prime (220020211211) 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, 9057129 + ... + 9081388.

Almost surely, 2^220020211210 is an apocalyptic number.

220020211210 is a deficient number, since it is larger than the sum of its proper divisors (176342684126).

220020211210 is a wasteful number, since it uses less digits than its factorization.

220020211210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18139737.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 220020211210 its reverse (12112020022), we get a palindrome (232132231232).

The spelling of 220020211210 in words is "two hundred twenty billion, twenty million, two hundred eleven thousand, two hundred ten".