23221030003 has 4 divisors (see below), whose sum is σ = 23601702688. Its totient is φ = 22840357320.

The previous prime is 23221029991. The next prime is 23221030073. The reversal of 23221030003 is 30003012232.

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 23221030003 - 2²¹ = 23218932851 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23221030073) 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, 190336251 + ... + 190336372.

It is an arithmetic number, because the mean of its divisors is an integer number (5900425672).

Almost surely, 2^23221030003 is an apocalyptic number.

23221030003 is a deficient number, since it is larger than the sum of its proper divisors (380672685).

23221030003 is an equidigital number, since it uses as much as digits as its factorization.

23221030003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 380672684.

The product of its (nonzero) digits is 216, while the sum is 16.

Adding to 23221030003 its reverse (30003012232), we get a palindrome (53224042235).

The spelling of 23221030003 in words is "twenty-three billion, two hundred twenty-one million, thirty thousand, three".