11120201111 has 2 divisors, whose sum is σ = 11120201112. Its totient is φ = 11120201110.

The previous prime is 11120201107. The next prime is 11120201123. The reversal of 11120201111 is 11110202111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11120201111 - 2² = 11120201107 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11120201092 and 11120201101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11120201011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5560100555 + 5560100556.

It is an arithmetic number, because the mean of its divisors is an integer number (5560100556).

Almost surely, 2^11120201111 is an apocalyptic number.

11120201111 is a deficient number, since it is larger than the sum of its proper divisors (1).

11120201111 is an equidigital number, since it uses as much as digits as its factorization.

11120201111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 11120201111 its reverse (11110202111), we get a palindrome (22230403222).

The spelling of 11120201111 in words is "eleven billion, one hundred twenty million, two hundred one thousand, one hundred eleven".