201222120112211 has 16 divisors (see below), whose sum is σ = 219907896416640. Its totient is φ = 182601828597120.

The previous prime is 201222120112199. The next prime is 201222120112213. The reversal of 201222120112211 is 112211021222102.

It is a cyclic number.

It is not a de Polignac number, because 201222120112211 - 2¹⁸ = 201222119850067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201222120112213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 589520651 + ... + 589861883.

It is an arithmetic number, because the mean of its divisors is an integer number (13744243526040).

Almost surely, 2^{201222120112211} is an apocalyptic number.

201222120112211 is a deficient number, since it is larger than the sum of its proper divisors (18685776304429).

201222120112211 is a wasteful number, since it uses less digits than its factorization.

201222120112211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 437026.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 201222120112211 its reverse (112211021222102), we get a palindrome (313433141334313).

The spelling of 201222120112211 in words is "two hundred one trillion, two hundred twenty-two billion, one hundred twenty million, one hundred twelve thousand, two hundred eleven".