11201112211 has 2 divisors, whose sum is σ = 11201112212. Its totient is φ = 11201112210.

The previous prime is 11201112187. The next prime is 11201112227. The reversal of 11201112211 is 11221110211.

It is a happy number.

11201112211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11201112211 - 2¹¹ = 11201110163 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11201112191 and 11201112200.

It is not a weakly prime, because it can be changed into another prime (11201112911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5600556105 + 5600556106.

It is an arithmetic number, because the mean of its divisors is an integer number (5600556106).

Almost surely, 2^11201112211 is an apocalyptic number.

11201112211 is a deficient number, since it is larger than the sum of its proper divisors (1).

11201112211 is an equidigital number, since it uses as much as digits as its factorization.

11201112211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11201112211 its reverse (11221110211), we get a palindrome (22422222422).

The spelling of 11201112211 in words is "eleven billion, two hundred one million, one hundred twelve thousand, two hundred eleven".