213223310323 has 4 divisors (see below), whose sum is σ = 213227002240. Its totient is φ = 213219618408.

The previous prime is 213223310317. The next prime is 213223310341. The reversal of 213223310323 is 323013322312.

213223310323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 213223310323 - 2⁹ = 213223309811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213223310303) 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 3 ways as a sum of consecutive naturals, for example, 1757928 + ... + 1875301.

It is an arithmetic number, because the mean of its divisors is an integer number (53306750560).

Almost surely, 2^213223310323 is an apocalyptic number.

213223310323 is a deficient number, since it is larger than the sum of its proper divisors (3691917).

213223310323 is an equidigital number, since it uses as much as digits as its factorization.

213223310323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3691916.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 213223310323 its reverse (323013322312), we get a palindrome (536236632635).

The spelling of 213223310323 in words is "two hundred thirteen billion, two hundred twenty-three million, three hundred ten thousand, three hundred twenty-three".