201121022102211 has 48 divisors (see below), whose sum is σ = 297179840176128. Its totient is φ = 131033242771200.

The previous prime is 201121022102207. The next prime is 201121022102233. The reversal of 201121022102211 is 112201220121102.

201121022102211 is a `hidden beast` number, since 2 + 0 + 11 + 210 + 221 + 0 + 221 + 1 = 666.

It is not a de Polignac number, because 201121022102211 - 2² = 201121022102207 is a prime.

It is not an unprimeable number, because it can be changed into a prime (201121022102261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2045505931 + ... + 2045604251.

It is an arithmetic number, because the mean of its divisors is an integer number (6191246670336).

Almost surely, 2^{201121022102211} is an apocalyptic number.

201121022102211 is a deficient number, since it is larger than the sum of its proper divisors (96058818073917).

201121022102211 is a wasteful number, since it uses less digits than its factorization.

201121022102211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125232 (or 125229 counting only the distinct ones).

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

Adding to 201121022102211 its reverse (112201220121102), we get a palindrome (313322242223313).

The spelling of 201121022102211 in words is "two hundred one trillion, one hundred twenty-one billion, twenty-two million, one hundred two thousand, two hundred eleven".