213323323213 has 192 divisors, whose sum is σ = 316578447360. Its totient is φ = 138642969600.

The previous prime is 213323323201. The next prime is 213323323219. The reversal of 213323323213 is 312323323312.

It is not a de Polignac number, because 213323323213 - 2⁵ = 213323323181 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213323323219) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 1534700098 + ... + 1534700236.

It is an arithmetic number, because the mean of its divisors is an integer number (1648846080).

Almost surely, 2^213323323213 is an apocalyptic number.

It is an amenable number.

213323323213 is a deficient number, since it is larger than the sum of its proper divisors (103255124147).

213323323213 is a wasteful number, since it uses less digits than its factorization.

213323323213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 376 (or 357 counting only the distinct ones).

The product of its digits is 11664, while the sum is 28.

Adding to 213323323213 its reverse (312323323312), we get a palindrome (525646646525).

Subtracting 213323323213 from its reverse (312323323312), we obtain a palindrome (99000000099).

The spelling of 213323323213 in words is "two hundred thirteen billion, three hundred twenty-three million, three hundred twenty-three thousand, two hundred thirteen".