20303013130333 has 4 divisors (see below), whose sum is σ = 20303624865888. Its totient is φ = 20302401394780.

The previous prime is 20303013130273. The next prime is 20303013130397. The reversal of 20303013130333 is 33303131030302.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 20303013130333 - 2⁹ = 20303013129821 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20303013130298 and 20303013130307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20393013130333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 305817991 + ... + 305884372.

It is an arithmetic number, because the mean of its divisors is an integer number (5075906216472).

Almost surely, 2^{20303013130333} is an apocalyptic number.

It is an amenable number.

20303013130333 is a deficient number, since it is larger than the sum of its proper divisors (611735555).

20303013130333 is an equidigital number, since it uses as much as digits as its factorization.

20303013130333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 611735554.

The product of its (nonzero) digits is 4374, while the sum is 25.

Adding to 20303013130333 its reverse (33303131030302), we get a palindrome (53606144160635).

The spelling of 20303013130333 in words is "twenty trillion, three hundred three billion, thirteen million, one hundred thirty thousand, three hundred thirty-three".