21300033203003 has 8 divisors (see below), whose sum is σ = 21332471722800. Its totient is φ = 21267610937568.

The previous prime is 21300033202949. The next prime is 21300033203017. The reversal of 21300033203003 is 30030233000312.

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 21300033203003 - 2⁶ = 21300033202939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21300033223003) 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, 1439468 + ... + 6683721.

It is an arithmetic number, because the mean of its divisors is an integer number (2666558965350).

Almost surely, 2^{21300033203003} is an apocalyptic number.

21300033203003 is a deficient number, since it is larger than the sum of its proper divisors (32438519797).

21300033203003 is an equidigital number, since it uses as much as digits as its factorization.

21300033203003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8127181.

The product of its (nonzero) digits is 972, while the sum is 20.

Adding to 21300033203003 its reverse (30030233000312), we get a palindrome (51330266203315).

The spelling of 21300033203003 in words is "twenty-one trillion, three hundred billion, thirty-three million, two hundred three thousand, three".