11111111110133 has 2 divisors, whose sum is σ = 11111111110134. Its totient is φ = 11111111110132.

The previous prime is 11111111110097. The next prime is 11111111110163. The reversal of 11111111110133 is 33101111111111.

11111111110133 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 can be written as a sum of positive squares in only one way, i.e., 9765831251089 + 1345279859044 = 3125033^2 + 1159862^2 .

It is an emirp because it is prime and its reverse (33101111111111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11111111110133 - 2²⁴ = 11111094332917 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11111111110163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5555555555066 + 5555555555067.

It is an arithmetic number, because the mean of its divisors is an integer number (5555555555067).

Almost surely, 2^{11111111110133} is an apocalyptic number.

It is an amenable number.

11111111110133 is a deficient number, since it is larger than the sum of its proper divisors (1).

11111111110133 is an equidigital number, since it uses as much as digits as its factorization.

11111111110133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9, while the sum is 17.

Adding to 11111111110133 its reverse (33101111111111), we get a palindrome (44212222221244).

The spelling of 11111111110133 in words is "eleven trillion, one hundred eleven billion, one hundred eleven million, one hundred ten thousand, one hundred thirty-three".