2111103003 has 8 divisors (see below), whose sum is σ = 2815021888. Its totient is φ = 1407293064.

The previous prime is 2111102957. The next prime is 2111103031. The reversal of 2111103003 is 3003011112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2111103003 - 2¹⁷ = 2110971931 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2111103003.

It is not an unprimeable number, because it can be changed into a prime (2111103083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46500 + ... + 79902.

It is an arithmetic number, because the mean of its divisors is an integer number (351877736).

Almost surely, 2^2111103003 is an apocalyptic number.

2111103003 is a deficient number, since it is larger than the sum of its proper divisors (703918885).

2111103003 is a wasteful number, since it uses less digits than its factorization.

2111103003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54473.

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

The square root of 2111103003 is about 45946.7409399187. The cubic root of 2111103003 is about 1282.8320681038.

Adding to 2111103003 its reverse (3003011112), we get a palindrome (5114114115).

The spelling of 2111103003 in words is "two billion, one hundred eleven million, one hundred three thousand, three".