201122212210011 has 16 divisors (see below), whose sum is σ = 298016498841600. Its totient is φ = 134055525134664.

The previous prime is 201122212209991. The next prime is 201122212210021. The reversal of 201122212210011 is 110012212221102.

201122212210011 is a `hidden beast` number, since 201 + 12 + 221 + 221 + 0 + 0 + 11 = 666.

It is not a de Polignac number, because 201122212210011 - 2²⁵ = 201122178655579 is a prime.

It is not an unprimeable number, because it can be changed into a prime (201122212210021) 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, 720682131 + ... + 720961148.

It is an arithmetic number, because the mean of its divisors is an integer number (18626031177600).

Almost surely, 2^{201122212210011} is an apocalyptic number.

201122212210011 is a deficient number, since it is larger than the sum of its proper divisors (96894286631589).

201122212210011 is a wasteful number, since it uses less digits than its factorization.

201122212210011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1441648455 (or 1441648449 counting only the distinct ones).

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

Adding to 201122212210011 its reverse (110012212221102), we get a palindrome (311134424431113).

The spelling of 201122212210011 in words is "two hundred one trillion, one hundred twenty-two billion, two hundred twelve million, two hundred ten thousand, eleven".