201222120222201 has 16 divisors (see below), whose sum is σ = 288934602606720. Its totient is φ = 123828878716800.

The previous prime is 201222120222187. The next prime is 201222120222223. The reversal of 201222120222201 is 102222021222102.

It is not a de Polignac number, because 201222120222201 - 2¹⁷ = 201222120091129 is a prime.

It is a super-2 number, since 2×201222120222201² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (201222120222401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57053476 + ... + 60477626.

It is an arithmetic number, because the mean of its divisors is an integer number (18058412662920).

Almost surely, 2^{201222120222201} is an apocalyptic number.

It is an amenable number.

201222120222201 is a deficient number, since it is larger than the sum of its proper divisors (87712482384519).

201222120222201 is a wasteful number, since it uses less digits than its factorization.

201222120222201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4930976.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 201222120222201 its reverse (102222021222102), we get a palindrome (303444141444303).

Subtracting from 201222120222201 its reverse (102222021222102), we obtain a palindrome (99000099000099).

The spelling of 201222120222201 in words is "two hundred one trillion, two hundred twenty-two billion, one hundred twenty million, two hundred twenty-two thousand, two hundred one".