1000111103 has 2 divisors, whose sum is σ = 1000111104. Its totient is φ = 1000111102.

The previous prime is 1000111061. The next prime is 1000111109. The reversal of 1000111103 is 3011110001.

It is a strong prime.

It is an emirp because it is prime and its reverse (3011110001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1000111103 - 2⁶ = 1000111039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1000111109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500055551 + 500055552.

It is an arithmetic number, because the mean of its divisors is an integer number (500055552).

Almost surely, 2^1000111103 is an apocalyptic number.

1000111103 is a deficient number, since it is larger than the sum of its proper divisors (1).

1000111103 is an equidigital number, since it uses as much as digits as its factorization.

1000111103 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 8.

The square root of 1000111103 is about 31624.5332455674. The cubic root of 1000111103 is about 1000.0370329619.

Adding to 1000111103 its reverse (3011110001), we get a palindrome (4011221104).

The spelling of 1000111103 in words is "one billion, one hundred eleven thousand, one hundred three".