223203221313 has 4 divisors (see below), whose sum is σ = 297604295088. Its totient is φ = 148802147540.

The previous prime is 223203221291. The next prime is 223203221317. The reversal of 223203221313 is 313122302322.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 223203221313 - 2⁵ = 223203221281 is a prime.

It is a super-3 number, since 3×223203221313³ (a number of 35 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (223203221317) 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, 37200536883 + ... + 37200536888.

It is an arithmetic number, because the mean of its divisors is an integer number (74401073772).

Almost surely, 2^223203221313 is an apocalyptic number.

It is an amenable number.

223203221313 is a deficient number, since it is larger than the sum of its proper divisors (74401073775).

223203221313 is an equidigital number, since it uses as much as digits as its factorization.

223203221313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74401073774.

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 223203221313 its reverse (313122302322), we get a palindrome (536325523635).

The spelling of 223203221313 in words is "two hundred twenty-three billion, two hundred three million, two hundred twenty-one thousand, three hundred thirteen".