201131032211121 has 16 divisors (see below), whose sum is σ = 269545885014080. Its totient is φ = 133402239774720.

The previous prime is 201131032211119. The next prime is 201131032211129. The reversal of 201131032211121 is 121112230131102.

It is not a de Polignac number, because 201131032211121 - 2¹ = 201131032211119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201131032211129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57379780 + ... + 60784053.

It is an arithmetic number, because the mean of its divisors is an integer number (16846617813380).

Almost surely, 2^{201131032211121} is an apocalyptic number.

It is an amenable number.

201131032211121 is a deficient number, since it is larger than the sum of its proper divisors (68414852802959).

201131032211121 is a wasteful number, since it uses less digits than its factorization.

201131032211121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118166736.

The product of its (nonzero) digits is 144, while the sum is 21.

Adding to 201131032211121 its reverse (121112230131102), we get a palindrome (322243262342223).

The spelling of 201131032211121 in words is "two hundred one trillion, one hundred thirty-one billion, thirty-two million, two hundred eleven thousand, one hundred twenty-one".