2101103 has 8 divisors (see below), whose sum is σ = 2159136. Its totient is φ = 2044000.

The previous prime is 2101093. The next prime is 2101111. The reversal of 2101103 is 3011012.

2101103 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 2101103 - 2¹⁰ = 2100079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2101123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7025 + ... + 7317.

It is an arithmetic number, because the mean of its divisors is an integer number (269892).

2^2101103 is an apocalyptic number.

2101103 is a deficient number, since it is larger than the sum of its proper divisors (58033).

2101103 is a wasteful number, since it uses less digits than its factorization.

2101103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 465.

The product of its (nonzero) digits is 6, while the sum is 8.

The square root of 2101103 is about 1449.5181958154. The cubic root of 2101103 is about 128.0803328733.

Adding to 2101103 its reverse (3011012), we get a palindrome (5112115).

Subtracting 2101103 from its reverse (3011012), we obtain a palindrome (909909).

The spelling of 2101103 in words is "two million, one hundred one thousand, one hundred three".