223323011123 has 12 divisors (see below), whose sum is σ = 231944868168. Its totient is φ = 215011104000.

The previous prime is 223323011117. The next prime is 223323011141. The reversal of 223323011123 is 321110323322.

It is a de Polignac number, because none of the positive numbers 2^k-223323011123 is a prime.

It is a super-2 number, since 2×223323011123² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (223323011113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 79253 + ... + 672998.

It is an arithmetic number, because the mean of its divisors is an integer number (19328739014).

Almost surely, 2^223323011123 is an apocalyptic number.

223323011123 is a deficient number, since it is larger than the sum of its proper divisors (8621857045).

223323011123 is an equidigital number, since it uses as much as digits as its factorization.

223323011123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 752662 (or 752633 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 223323011123 its reverse (321110323322), we get a palindrome (544433334445).

The spelling of 223323011123 in words is "two hundred twenty-three billion, three hundred twenty-three million, eleven thousand, one hundred twenty-three".