223120313223 has 4 divisors (see below), whose sum is σ = 297493750968. Its totient is φ = 148746875480.

The previous prime is 223120313197. The next prime is 223120313237. The reversal of 223120313223 is 322313021322.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 223120313223 - 2⁵ = 223120313191 is a prime.

It is a super-3 number, since 3×223120313223³ (a number of 35 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 223120313193 and 223120313202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223120313723) 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, 37186718868 + ... + 37186718873.

It is an arithmetic number, because the mean of its divisors is an integer number (74373437742).

Almost surely, 2^223120313223 is an apocalyptic number.

223120313223 is a deficient number, since it is larger than the sum of its proper divisors (74373437745).

223120313223 is an equidigital number, since it uses as much as digits as its factorization.

223120313223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74373437744.

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

Adding to 223120313223 its reverse (322313021322), we get a palindrome (545433334545).

The spelling of 223120313223 in words is "two hundred twenty-three billion, one hundred twenty million, three hundred thirteen thousand, two hundred twenty-three".