111010111110103 has 2 divisors, whose sum is σ = 111010111110104. Its totient is φ = 111010111110102.

The previous prime is 111010111110097. The next prime is 111010111110127. The reversal of 111010111110103 is 301011111010111.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111010111110103 - 2⁴¹ = 108811087854551 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111010111116103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55505055555051 + 55505055555052.

It is an arithmetic number, because the mean of its divisors is an integer number (55505055555052).

Almost surely, 2^{111010111110103} is an apocalyptic number.

111010111110103 is a deficient number, since it is larger than the sum of its proper divisors (1).

111010111110103 is an equidigital number, since it uses as much as digits as its factorization.

111010111110103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3, while the sum is 13.

Adding to 111010111110103 its reverse (301011111010111), we get a palindrome (412021222120214).

The spelling of 111010111110103 in words is "one hundred eleven trillion, ten billion, one hundred eleven million, one hundred ten thousand, one hundred three".