201122021210011 has 16 divisors (see below), whose sum is σ = 230954983747200. Its totient is φ = 173214037958400.

The previous prime is 201122021210003. The next prime is 201122021210027. The reversal of 201122021210011 is 110012120221102.

It is not a de Polignac number, because 201122021210011 - 2³ = 201122021210003 is a prime.

It is a super-2 number, since 2×201122021210011² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201122021210111) 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, 30833580 + ... + 36782518.

It is an arithmetic number, because the mean of its divisors is an integer number (14434686484200).

Almost surely, 2^{201122021210011} is an apocalyptic number.

201122021210011 is a deficient number, since it is larger than the sum of its proper divisors (29832962537189).

201122021210011 is a wasteful number, since it uses less digits than its factorization.

201122021210011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6110730.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 201122021210011 its reverse (110012120221102), we get a palindrome (311134141431113).

It can be divided in two parts, 2011 and 22021210011, that added together give a palindrome (22021212022).

The spelling of 201122021210011 in words is "two hundred one trillion, one hundred twenty-two billion, twenty-one million, two hundred ten thousand, eleven".