223120323 has 12 divisors (see below), whose sum is σ = 330995808. Its totient is φ = 144726480.

The previous prime is 223120307. The next prime is 223120333. The reversal of 223120323 is 323021322.

It is a happy number.

223120323 is a `hidden beast` number, since 223 + 120 + 323 = 666.

223120323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 223120323 - 2⁴ = 223120307 is a prime.

It is a super-3 number, since 3×223120323³ (a number of 26 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 223120296 and 223120305.

It is not an unprimeable number, because it can be changed into a prime (223120333) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 334683 + ... + 335348.

It is an arithmetic number, because the mean of its divisors is an integer number (27582984).

Almost surely, 2^223120323 is an apocalyptic number.

223120323 is a deficient number, since it is larger than the sum of its proper divisors (107875485).

223120323 is a wasteful number, since it uses less digits than its factorization.

223120323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670074 (or 670071 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 223120323 is about 14937.2126917976. The cubic root of 223120323 is about 606.5217462010.

Adding to 223120323 its reverse (323021322), we get a palindrome (546141645).

Subtracting 223120323 from its reverse (323021322), we obtain a palindrome (99900999).

The spelling of 223120323 in words is "two hundred twenty-three million, one hundred twenty thousand, three hundred twenty-three".