11201110111 has 2 divisors, whose sum is σ = 11201110112. Its totient is φ = 11201110110.

The previous prime is 11201110103. The next prime is 11201110163. The reversal of 11201110111 is 11101110211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11201110111 - 2³ = 11201110103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11204110111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5600555055 + 5600555056.

It is an arithmetic number, because the mean of its divisors is an integer number (5600555056).

Almost surely, 2^11201110111 is an apocalyptic number.

11201110111 is a deficient number, since it is larger than the sum of its proper divisors (1).

11201110111 is an equidigital number, since it uses as much as digits as its factorization.

11201110111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2, while the sum is 10.

Adding to 11201110111 its reverse (11101110211), we get a palindrome (22302220322).

The spelling of 11201110111 in words is "eleven billion, two hundred one million, one hundred ten thousand, one hundred eleven".