2103223 has 4 divisors (see below), whose sum is σ = 2226960. Its totient is φ = 1979488.

The previous prime is 2103193. The next prime is 2103229. The reversal of 2103223 is 3223012.

It is a happy number.

2103223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2103223 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 (2103229) 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 3 ways as a sum of consecutive naturals, for example, 61843 + ... + 61876.

It is an arithmetic number, because the mean of its divisors is an integer number (556740).

2^2103223 is an apocalyptic number.

2103223 is a deficient number, since it is larger than the sum of its proper divisors (123737).

2103223 is a wasteful number, since it uses less digits than its factorization.

2103223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123736.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 2103223 is about 1450.2492889155. The cubic root of 2103223 is about 128.1233958157.

Adding to 2103223 its reverse (3223012), we get a palindrome (5326235).

The spelling of 2103223 in words is "two million, one hundred three thousand, two hundred twenty-three".