22543004003 has 8 divisors (see below), whose sum is σ = 25705145088. Its totient is φ = 19584872064.

The previous prime is 22543003981. The next prime is 22543004017. The reversal of 22543004003 is 30040034522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22543004003 - 2²⁶ = 22475895139 is a prime.

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 22543004003.

It is not an unprimeable number, because it can be changed into a prime (22543004083) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51002051 + ... + 51002492.

It is an arithmetic number, because the mean of its divisors is an integer number (3213143136).

Almost surely, 2^22543004003 is an apocalyptic number.

22543004003 is a deficient number, since it is larger than the sum of its proper divisors (3162141085).

22543004003 is a wasteful number, since it uses less digits than its factorization.

22543004003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102004573.

The product of its (nonzero) digits is 2880, while the sum is 23.

Adding to 22543004003 its reverse (30040034522), we get a palindrome (52583038525).

The spelling of 22543004003 in words is "twenty-two billion, five hundred forty-three million, four thousand, three".