22023003 has 4 divisors (see below), whose sum is σ = 29364008. Its totient is φ = 14682000.

The previous prime is 22022999. The next prime is 22023019. The reversal of 22023003 is 30032022.

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

It is not a de Polignac number, because 22023003 - 2² = 22022999 is a prime.

It is a super-2 number, since 2×22023003² = 970025322276018, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22023003.

It is not an unprimeable number, because it can be changed into a prime (22023083) 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, 3670498 + ... + 3670503.

It is an arithmetic number, because the mean of its divisors is an integer number (7341002).

Almost surely, 2^22023003 is an apocalyptic number.

22023003 is a deficient number, since it is larger than the sum of its proper divisors (7341005).

22023003 is an equidigital number, since it uses as much as digits as its factorization.

22023003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7341004.

The product of its (nonzero) digits is 72, while the sum is 12.

The square root of 22023003 is about 4692.8672472168. The cubic root of 22023003 is about 280.3015586097.

Adding to 22023003 its reverse (30032022), we get a palindrome (52055025).

The spelling of 22023003 in words is "twenty-two million, twenty-three thousand, three".