12533020003 has 8 divisors (see below), whose sum is σ = 14496023808. Its totient is φ = 10613159304.

The previous prime is 12533019979. The next prime is 12533020033. The reversal of 12533020003 is 30002033521.

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 12533020003 - 2²¹ = 12530922851 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12533020033) 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, 10785151 + ... + 10786312.

It is an arithmetic number, because the mean of its divisors is an integer number (1812002976).

Almost surely, 2^12533020003 is an apocalyptic number.

12533020003 is a deficient number, since it is larger than the sum of its proper divisors (1963003805).

12533020003 is an equidigital number, since it uses as much as digits as its factorization.

12533020003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21571553.

The product of its (nonzero) digits is 540, while the sum is 19.

Adding to 12533020003 its reverse (30002033521), we get a palindrome (42535053524).

The spelling of 12533020003 in words is "twelve billion, five hundred thirty-three million, twenty thousand, three".