223323222013 has 4 divisors (see below), whose sum is σ = 223352938620. Its totient is φ = 223293505408.

The previous prime is 223323221981. The next prime is 223323222043. The reversal of 223323222013 is 310222323322.

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 117657918169 + 105665303844 = 343013^2 + 325062^2 .

It is a cyclic number.

It is not a de Polignac number, because 223323222013 - 2⁵ = 223323221981 is a prime.

It is a super-2 number, since 2×223323222013² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223323222043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14847028 + ... + 14862061.

It is an arithmetic number, because the mean of its divisors is an integer number (55838234655).

Almost surely, 2^223323222013 is an apocalyptic number.

It is an amenable number.

223323222013 is a deficient number, since it is larger than the sum of its proper divisors (29716607).

223323222013 is an equidigital number, since it uses as much as digits as its factorization.

223323222013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29716606.

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

Adding to 223323222013 its reverse (310222323322), we get a palindrome (533545545335).

The spelling of 223323222013 in words is "two hundred twenty-three billion, three hundred twenty-three million, two hundred twenty-two thousand, thirteen".