111101101117 has 2 divisors, whose sum is σ = 111101101118. Its totient is φ = 111101101116.

The previous prime is 111101101099. The next prime is 111101101127. The reversal of 111101101117 is 711101101111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 77710482756 + 33390618361 = 278766^2 + 182731^2 .

It is a cyclic number.

It is not a de Polignac number, because 111101101117 - 2¹¹ = 111101099069 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 111101101117.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111101101127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55550550558 + 55550550559.

It is an arithmetic number, because the mean of its divisors is an integer number (55550550559).

Almost surely, 2^111101101117 is an apocalyptic number.

It is an amenable number.

111101101117 is a deficient number, since it is larger than the sum of its proper divisors (1).

111101101117 is an equidigital number, since it uses as much as digits as its factorization.

111101101117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7, while the sum is 16.

Adding to 111101101117 its reverse (711101101111), we get a palindrome (822202202228).

The spelling of 111101101117 in words is "one hundred eleven billion, one hundred one million, one hundred one thousand, one hundred seventeen".