1112103003 has 16 divisors (see below), whose sum is σ = 1702742400. Its totient is φ = 638527680.

The previous prime is 1112102941. The next prime is 1112103019. The reversal of 1112103003 is 3003012111.

It is not a de Polignac number, because 1112103003 - 2²⁸ = 843667547 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1112103003.

It is not an unprimeable number, because it can be changed into a prime (1112103053) 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 in 15 ways as a sum of consecutive naturals, for example, 886218 + ... + 887471.

It is an arithmetic number, because the mean of its divisors is an integer number (106421400).

Almost surely, 2^1112103003 is an apocalyptic number.

1112103003 is a deficient number, since it is larger than the sum of its proper divisors (590639397).

1112103003 is a wasteful number, since it uses less digits than its factorization.

1112103003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1773722.

The product of its (nonzero) digits is 18, while the sum is 12.

The square root of 1112103003 is about 33348.2083926558. The cubic root of 1112103003 is about 1036.0522808572.

Adding to 1112103003 its reverse (3003012111), we get a palindrome (4115115114).

The spelling of 1112103003 in words is "one billion, one hundred twelve million, one hundred three thousand, three".