213103332223 has 4 divisors (see below), whose sum is σ = 213426706680. Its totient is φ = 212779957768.

The previous prime is 213103332179. The next prime is 213103332251. The reversal of 213103332223 is 322233301312.

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 213103332223 - 2¹⁷ = 213103201151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213103332263) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 161686240 + ... + 161687557.

It is an arithmetic number, because the mean of its divisors is an integer number (53356676670).

Almost surely, 2^213103332223 is an apocalyptic number.

213103332223 is a deficient number, since it is larger than the sum of its proper divisors (323374457).

213103332223 is an equidigital number, since it uses as much as digits as its factorization.

213103332223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323374456.

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

Adding to 213103332223 its reverse (322233301312), we get a palindrome (535336633535).

It can be divided in two parts, 21310 and 3332223, that added together give a palindrome (3353533).

The spelling of 213103332223 in words is "two hundred thirteen billion, one hundred three million, three hundred thirty-two thousand, two hundred twenty-three".