11101111101133 has 2 divisors, whose sum is σ = 11101111101134. Its totient is φ = 11101111101132.

The previous prime is 11101111101071. The next prime is 11101111101139. The reversal of 11101111101133 is 33110111110111.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5689360316644 + 5411750784489 = 2385238^2 + 2326317^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11101111101133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11101111101139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5550555550566 + 5550555550567.

It is an arithmetic number, because the mean of its divisors is an integer number (5550555550567).

Almost surely, 2^{11101111101133} is an apocalyptic number.

It is an amenable number.

11101111101133 is a deficient number, since it is larger than the sum of its proper divisors (1).

11101111101133 is an equidigital number, since it uses as much as digits as its factorization.

11101111101133 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 16.

Adding to 11101111101133 its reverse (33110111110111), we get a palindrome (44211222211244).

The spelling of 11101111101133 in words is "eleven trillion, one hundred one billion, one hundred eleven million, one hundred one thousand, one hundred thirty-three".