223113044123 has 4 divisors (see below), whose sum is σ = 223114090368. Its totient is φ = 223111997880.

The previous prime is 223113044093. The next prime is 223113044177. The reversal of 223113044123 is 321440311322.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-223113044123 is a prime.

It is a super-3 number, since 3×223113044123³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 223113044092 and 223113044101.

It is not an unprimeable number, because it can be changed into a prime (223113044423) 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, 75668 + ... + 672273.

It is an arithmetic number, because the mean of its divisors is an integer number (55778522592).

Almost surely, 2^223113044123 is an apocalyptic number.

223113044123 is a deficient number, since it is larger than the sum of its proper divisors (1046245).

223113044123 is an equidigital number, since it uses as much as digits as its factorization.

223113044123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1046244.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 223113044123 its reverse (321440311322), we get a palindrome (544553355445).

The spelling of 223113044123 in words is "two hundred twenty-three billion, one hundred thirteen million, forty-four thousand, one hundred twenty-three".