211122020120211 has 12 divisors (see below), whose sum is σ = 305488099173400. Its totient is φ = 140501519516160.

The previous prime is 211122020120149. The next prime is 211122020120227. The reversal of 211122020120211 is 112021020221112.

211122020120211 is a `hidden beast` number, since 2 + 1 + 11 + 220 + 201 + 20 + 211 = 666.

It is not a de Polignac number, because 211122020120211 - 2¹⁵ = 211122020087443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (211122020120281) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20541152686 + ... + 20541162963.

Almost surely, 2^{211122020120211} is an apocalyptic number.

211122020120211 is a deficient number, since it is larger than the sum of its proper divisors (94366079053189).

211122020120211 is a wasteful number, since it uses less digits than its factorization.

211122020120211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41082316226 (or 41082316223 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 211122020120211 its reverse (112021020221112), we get a palindrome (323143040341323).

The spelling of 211122020120211 in words is "two hundred eleven trillion, one hundred twenty-two billion, twenty million, one hundred twenty thousand, two hundred eleven".