223012313 has 4 divisors (see below), whose sum is σ = 223047120. Its totient is φ = 222977508.

The previous prime is 223012303. The next prime is 223012327. The reversal of 223012313 is 313210322.

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 223012313 - 2⁴ = 223012297 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 223012291 and 223012300.

It is not an unprimeable number, because it can be changed into a prime (223012303) 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, 4703 + ... + 21636.

It is an arithmetic number, because the mean of its divisors is an integer number (55761780).

Almost surely, 2^223012313 is an apocalyptic number.

It is an amenable number.

223012313 is a deficient number, since it is larger than the sum of its proper divisors (34807).

223012313 is an equidigital number, since it uses as much as digits as its factorization.

223012313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34806.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 223012313 is about 14933.5967871106. The cubic root of 223012313 is about 606.4238603209.

Adding to 223012313 its reverse (313210322), we get a palindrome (536222635).

The spelling of 223012313 in words is "two hundred twenty-three million, twelve thousand, three hundred thirteen".