2116103 has 4 divisors (see below), whose sum is σ = 2308488. Its totient is φ = 1923720.

The previous prime is 2116099. The next prime is 2116117. The reversal of 2116103 is 3016112.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2116103 - 2² = 2116099 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 (2116123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96176 + ... + 96197.

It is an arithmetic number, because the mean of its divisors is an integer number (577122).

2^2116103 is an apocalyptic number.

2116103 is a deficient number, since it is larger than the sum of its proper divisors (192385).

2116103 is a wasteful number, since it uses less digits than its factorization.

2116103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192384.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 2116103 is about 1454.6831270074. The cubic root of 2116103 is about 128.3844035041.

Subtracting 2116103 from its reverse (3016112), we obtain a palindrome (900009).

The spelling of 2116103 in words is "two million, one hundred sixteen thousand, one hundred three".