11301320111 has 2 divisors, whose sum is σ = 11301320112. Its totient is φ = 11301320110.

The previous prime is 11301320083. The next prime is 11301320113. The reversal of 11301320111 is 11102310311.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11301320111 - 2³⁰ = 10227578287 is a prime.

Together with 11301320113, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11301320113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5650660055 + 5650660056.

It is an arithmetic number, because the mean of its divisors is an integer number (5650660056).

Almost surely, 2^11301320111 is an apocalyptic number.

11301320111 is a deficient number, since it is larger than the sum of its proper divisors (1).

11301320111 is an equidigital number, since it uses as much as digits as its factorization.

11301320111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 11301320111 its reverse (11102310311), we get a palindrome (22403630422).

The spelling of 11301320111 in words is "eleven billion, three hundred one million, three hundred twenty thousand, one hundred eleven".