103000111 has 2 divisors, whose sum is σ = 103000112. Its totient is φ = 103000110.

The previous prime is 103000099. The next prime is 103000181. The reversal of 103000111 is 111000301.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 103000111 - 2⁹ = 102999599 is a prime.

103000111 is a modest number, since divided by 111 gives 103 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 103000094 and 103000103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103000181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51500055 + 51500056.

It is an arithmetic number, because the mean of its divisors is an integer number (51500056).

Almost surely, 2^103000111 is an apocalyptic number.

103000111 is a deficient number, since it is larger than the sum of its proper divisors (1).

103000111 is an equidigital number, since it uses as much as digits as its factorization.

103000111 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 7.

The square root of 103000111 is about 10148.8970336682. The cubic root of 103000111 is about 468.7549831530.

Adding to 103000111 its reverse (111000301), we get a palindrome (214000412).

The spelling of 103000111 in words is "one hundred three million, one hundred eleven", and thus it is an aban number.