20002221110210 has 64 divisors (see below), whose sum is σ = 36396412668000. Its totient is φ = 7913948424192.

The previous prime is 20002221110167. The next prime is 20002221110213. The reversal of 20002221110210 is 1201112220002.

It can be written as a sum of positive squares in 16 ways, for example, as 4787252104441 + 15214969005769 = 2187979^2 + 3900637^2 .

It is not an unprimeable number, because it can be changed into a prime (20002221110213) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 1707105272 + ... + 1707116988.

Almost surely, 2^{20002221110210} is an apocalyptic number.

20002221110210 is a deficient number, since it is larger than the sum of its proper divisors (16394191557790).

20002221110210 is a wasteful number, since it uses less digits than its factorization.

20002221110210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14375.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 20002221110210 its reverse (1201112220002), we get a palindrome (21203333330212).

The spelling of 20002221110210 in words is "twenty trillion, two billion, two hundred twenty-one million, one hundred ten thousand, two hundred ten".