1111111000133 has 2 divisors, whose sum is σ = 1111111000134. Its totient is φ = 1111111000132.

The previous prime is 1111111000079. The next prime is 1111111000171. The reversal of 1111111000133 is 3310001111111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1098373169089 + 12737831044 = 1048033^2 + 112862^2 .

It is an emirp because it is prime and its reverse (3310001111111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1111111000133 - 2²⁰ = 1111109951557 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1111111000333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555555500066 + 555555500067.

It is an arithmetic number, because the mean of its divisors is an integer number (555555500067).

Almost surely, 2^{1111111000133} is an apocalyptic number.

It is an amenable number.

1111111000133 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111111000133 is an equidigital number, since it uses as much as digits as its factorization.

1111111000133 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 14.

Adding to 1111111000133 its reverse (3310001111111), we get a palindrome (4421112111244).

The spelling of 1111111000133 in words is "one trillion, one hundred eleven billion, one hundred eleven million, one hundred thirty-three", and thus it is an aban number.