223020204313 has 4 divisors (see below), whose sum is σ = 223021253988. Its totient is φ = 223019154640.

The previous prime is 223020204241. The next prime is 223020204331. The reversal of 223020204313 is 313402020322.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 67699876864 + 155320327449 = 260192^2 + 394107^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-223020204313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (223020204353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81058 + ... + 672763.

It is an arithmetic number, because the mean of its divisors is an integer number (55755313497).

Almost surely, 2^223020204313 is an apocalyptic number.

It is an amenable number.

223020204313 is a deficient number, since it is larger than the sum of its proper divisors (1049675).

223020204313 is an equidigital number, since it uses as much as digits as its factorization.

223020204313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1049674.

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 223020204313 its reverse (313402020322), we get a palindrome (536422224635).

The spelling of 223020204313 in words is "two hundred twenty-three billion, twenty million, two hundred four thousand, three hundred thirteen".