2201221120211 has 16 divisors (see below), whose sum is σ = 2420245651200. Its totient is φ = 1993909968288.

The previous prime is 2201221120207. The next prime is 2201221120243. The reversal of 2201221120211 is 1120211221022.

It is a cyclic number.

It is not a de Polignac number, because 2201221120211 - 2² = 2201221120207 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2201221120211.

It is not an unprimeable number, because it can be changed into a prime (2201221120201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19336241 + ... + 19449746.

It is an arithmetic number, because the mean of its divisors is an integer number (151265353200).

Almost surely, 2^{2201221120211} is an apocalyptic number.

2201221120211 is a deficient number, since it is larger than the sum of its proper divisors (219024530989).

2201221120211 is a wasteful number, since it uses less digits than its factorization.

2201221120211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38786138.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 2201221120211 its reverse (1120211221022), we get a palindrome (3321432341233).

The spelling of 2201221120211 in words is "two trillion, two hundred one billion, two hundred twenty-one million, one hundred twenty thousand, two hundred eleven".