11301131111 has 2 divisors, whose sum is σ = 11301131112. Its totient is φ = 11301131110.

The previous prime is 11301131077. The next prime is 11301131143. The reversal of 11301131111 is 11113110311.

11301131111 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 a de Polignac number, because none of the positive numbers 2^k-11301131111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11301131311) 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, 5650565555 + 5650565556.

It is an arithmetic number, because the mean of its divisors is an integer number (5650565556).

Almost surely, 2^11301131111 is an apocalyptic number.

11301131111 is a deficient number, since it is larger than the sum of its proper divisors (1).

11301131111 is an equidigital number, since it uses as much as digits as its factorization.

11301131111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9, while the sum is 14.

Adding to 11301131111 its reverse (11113110311), we get a palindrome (22414241422).

The spelling of 11301131111 in words is "eleven billion, three hundred one million, one hundred thirty-one thousand, one hundred eleven".