20102202110211 has 16 divisors (see below), whose sum is σ = 28955756321184. Its totient is φ = 12331561976064.

The previous prime is 20102202110209. The next prime is 20102202110227. The reversal of 20102202110211 is 11201120220102.

It is not a de Polignac number, because 20102202110211 - 2¹ = 20102202110209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20102202110251) 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, 812986186 + ... + 813010911.

It is an arithmetic number, because the mean of its divisors is an integer number (1809734770074).

Almost surely, 2^{20102202110211} is an apocalyptic number.

20102202110211 is a deficient number, since it is larger than the sum of its proper divisors (8853554210973).

20102202110211 is a wasteful number, since it uses less digits than its factorization.

20102202110211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1625997430.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 20102202110211 its reverse (11201120220102), we get a palindrome (31303322330313).

The spelling of 20102202110211 in words is "twenty trillion, one hundred two billion, two hundred two million, one hundred ten thousand, two hundred eleven".