20002021110211 has 16 divisors (see below), whose sum is σ = 24068269672960. Its totient is φ = 16238403383040.

The previous prime is 20002021110199. The next prime is 20002021110263. The reversal of 20002021110211 is 11201112020002.

It is a cyclic number.

It is not a de Polignac number, because 20002021110211 - 2²⁹ = 20001484239299 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20002021110191 and 20002021110200.

It is not an unprimeable number, because it can be changed into a prime (20002021110271) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17209806 + ... + 18335251.

It is an arithmetic number, because the mean of its divisors is an integer number (1504266854560).

Almost surely, 2^{20002021110211} is an apocalyptic number.

20002021110211 is a deficient number, since it is larger than the sum of its proper divisors (4066248562749).

20002021110211 is a wasteful number, since it uses less digits than its factorization.

20002021110211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35549314.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 20002021110211 its reverse (11201112020002), we get a palindrome (31203133130213).

The spelling of 20002021110211 in words is "twenty trillion, two billion, twenty-one million, one hundred ten thousand, two hundred eleven".