211201202011122 has 12 divisors (see below), whose sum is σ = 457602604357470. Its totient is φ = 70400400670368.

The previous prime is 211201202011109. The next prime is 211201202011133. The reversal of 211201202011122 is 221110202102112.

211201202011122 is a `hidden beast` number, since 211 + 20 + 120 + 201 + 112 + 2 = 666.

211201202011122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 183170753015481 + 28030448995641 = 13534059^2 + 5294379^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 11733400111729 = 211201202011122 / (2 + 1 + 1 + 2 + 0 + 1 + 2 + 0 + 2 + 0 + 1 + 1 + 1 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 211201202011095 and 211201202011104.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5866700055847 + ... + 5866700055882.

Almost surely, 2^{211201202011122} is an apocalyptic number.

211201202011122 is an abundant number, since it is smaller than the sum of its proper divisors (246401402346348).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211201202011122 is a wasteful number, since it uses less digits than its factorization.

211201202011122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11733400111737 (or 11733400111734 counting only the distinct ones).

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

Adding to 211201202011122 its reverse (221110202102112), we get a palindrome (432311404113234).

The spelling of 211201202011122 in words is "two hundred eleven trillion, two hundred one billion, two hundred two million, eleven thousand, one hundred twenty-two".