21330033003313 has 8 divisors (see below), whose sum is σ = 21697436086560. Its totient is φ = 20962825823520.

The previous prime is 21330033003299. The next prime is 21330033003403. The reversal of 21330033003313 is 31330033003312.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-21330033003313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21330033003413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48756220 + ... + 49191757.

It is an arithmetic number, because the mean of its divisors is an integer number (2712179510820).

Almost surely, 2^{21330033003313} is an apocalyptic number.

It is an amenable number.

21330033003313 is a deficient number, since it is larger than the sum of its proper divisors (367403083247).

21330033003313 is an equidigital number, since it uses as much as digits as its factorization.

21330033003313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97951727.

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

Adding to 21330033003313 its reverse (31330033003312), we get a palindrome (52660066006625).

Subtracting 21330033003313 from its reverse (31330033003312), we obtain a palindrome (9999999999999).

The spelling of 21330033003313 in words is "twenty-one trillion, three hundred thirty billion, thirty-three million, three thousand, three hundred thirteen".