22423042503 has 12 divisors (see below), whose sum is σ = 32390374848. Its totient is φ = 14947986240.

The previous prime is 22423042487. The next prime is 22423042507. The reversal of 22423042503 is 30524032422.

It is a happy number.

22423042503 is a `hidden beast` number, since 2 + 2 + 4 + 230 + 425 + 0 + 3 = 666.

It is not a de Polignac number, because 22423042503 - 2⁴ = 22423042487 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22423042507) 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 11 ways as a sum of consecutive naturals, for example, 202063 + ... + 292703.

It is an arithmetic number, because the mean of its divisors is an integer number (2699197904).

Almost surely, 2^22423042503 is an apocalyptic number.

22423042503 is a deficient number, since it is larger than the sum of its proper divisors (9967332345).

22423042503 is a wasteful number, since it uses less digits than its factorization.

22423042503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118134 (or 118131 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 27.

Adding to 22423042503 its reverse (30524032422), we get a palindrome (52947074925).

The spelling of 22423042503 in words is "twenty-two billion, four hundred twenty-three million, forty-two thousand, five hundred three".