212333013313 has 4 divisors (see below), whose sum is σ = 212367151188. Its totient is φ = 212298875440.

The previous prime is 212333013281. The next prime is 212333013337. The reversal of 212333013313 is 313310333212.

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 82594736449 + 129738276864 = 287393^2 + 360192^2 .

It is a cyclic number.

It is not a de Polignac number, because 212333013313 - 2⁵ = 212333013281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212333013353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17059606 + ... + 17072047.

It is an arithmetic number, because the mean of its divisors is an integer number (53091787797).

Almost surely, 2^212333013313 is an apocalyptic number.

It is an amenable number.

212333013313 is a deficient number, since it is larger than the sum of its proper divisors (34137875).

212333013313 is an equidigital number, since it uses as much as digits as its factorization.

212333013313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34137874.

The product of its (nonzero) digits is 2916, while the sum is 25.

Adding to 212333013313 its reverse (313310333212), we get a palindrome (525643346525).

The spelling of 212333013313 in words is "two hundred twelve billion, three hundred thirty-three million, thirteen thousand, three hundred thirteen".