223302304213 has 4 divisors (see below), whose sum is σ = 223305941068. Its totient is φ = 223298667360.

The previous prime is 223302304193. The next prime is 223302304223. The reversal of 223302304213 is 312403203322.

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 120365281969 + 102937022244 = 346937^2 + 320838^2 .

It is a cyclic number.

It is not a de Polignac number, because 223302304213 - 2²⁹ = 222765433301 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 (223302304223) 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, 1724718 + ... + 1849663.

It is an arithmetic number, because the mean of its divisors is an integer number (55826485267).

Almost surely, 2^223302304213 is an apocalyptic number.

It is an amenable number.

223302304213 is a deficient number, since it is larger than the sum of its proper divisors (3636855).

223302304213 is an equidigital number, since it uses as much as digits as its factorization.

223302304213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3636854.

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 223302304213 its reverse (312403203322), we get a palindrome (535705507535).

The spelling of 223302304213 in words is "two hundred twenty-three billion, three hundred two million, three hundred four thousand, two hundred thirteen".