1112001103 has 2 divisors, whose sum is σ = 1112001104. Its totient is φ = 1112001102.

The previous prime is 1112001097. The next prime is 1112001131. The reversal of 1112001103 is 3011002111.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1112001103 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1112001103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1112001133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556000551 + 556000552.

It is an arithmetic number, because the mean of its divisors is an integer number (556000552).

Almost surely, 2^1112001103 is an apocalyptic number.

1112001103 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112001103 is an equidigital number, since it uses as much as digits as its factorization.

1112001103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6, while the sum is 10.

The square root of 1112001103 is about 33346.6805394480. The cubic root of 1112001103 is about 1036.0206360210.

Adding to 1112001103 its reverse (3011002111), we get a palindrome (4123003214).

The spelling of 1112001103 in words is "one billion, one hundred twelve million, one thousand, one hundred three".