23042203 has 4 divisors (see below), whose sum is σ = 23060968. Its totient is φ = 23023440.

The previous prime is 23042183. The next prime is 23042213. The reversal of 23042203 is 30224032.

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 23042203 - 2²¹ = 20945051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23042213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7401 + ... + 10042.

It is an arithmetic number, because the mean of its divisors is an integer number (5765242).

Almost surely, 2^23042203 is an apocalyptic number.

23042203 is a deficient number, since it is larger than the sum of its proper divisors (18765).

23042203 is a wasteful number, since it uses less digits than its factorization.

23042203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18764.

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 23042203 is about 4800.2294736814. The cubic root of 23042203 is about 284.5605333247.

Adding to 23042203 its reverse (30224032), we get a palindrome (53266235).

The spelling of 23042203 in words is "twenty-three million, forty-two thousand, two hundred three".