111411110117 has 2 divisors, whose sum is σ = 111411110118. Its totient is φ = 111411110116.

The previous prime is 111411110113. The next prime is 111411110231. The reversal of 111411110117 is 711011114111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 61292885476 + 50118224641 = 247574^2 + 223871^2 .

It is a cyclic number.

It is not a de Polignac number, because 111411110117 - 2² = 111411110113 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111411110113) 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, 55705555058 + 55705555059.

It is an arithmetic number, because the mean of its divisors is an integer number (55705555059).

Almost surely, 2^111411110117 is an apocalyptic number.

It is an amenable number.

111411110117 is a deficient number, since it is larger than the sum of its proper divisors (1).

111411110117 is an equidigital number, since it uses as much as digits as its factorization.

111411110117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28, while the sum is 20.

Adding to 111411110117 its reverse (711011114111), we get a palindrome (822422224228).

The spelling of 111411110117 in words is "one hundred eleven billion, four hundred eleven million, one hundred ten thousand, one hundred seventeen".