2321333033213 has 4 divisors (see below), whose sum is σ = 2325788567388. Its totient is φ = 2316877499040.

The previous prime is 2321333033207. The next prime is 2321333033233. The reversal of 2321333033213 is 3123303331232.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1552025114809 + 769307918404 = 1245803^2 + 877102^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2321333033213 is a prime.

It is a super-2 number, since 2×2321333033213² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2321333033203) 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, 2227766306 + ... + 2227767347.

It is an arithmetic number, because the mean of its divisors is an integer number (581447141847).

Almost surely, 2^{2321333033213} is an apocalyptic number.

It is an amenable number.

2321333033213 is a deficient number, since it is larger than the sum of its proper divisors (4455534175).

2321333033213 is an equidigital number, since it uses as much as digits as its factorization.

2321333033213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4455534174.

The product of its (nonzero) digits is 17496, while the sum is 29.

Adding to 2321333033213 its reverse (3123303331232), we get a palindrome (5444636364445).

The spelling of 2321333033213 in words is "two trillion, three hundred twenty-one billion, three hundred thirty-three million, thirty-three thousand, two hundred thirteen".