223423443243 has 192 divisors, whose sum is σ = 454132224000. Its totient is φ = 104232925440.

The previous prime is 223423443233. The next prime is 223423443259. The reversal of 223423443243 is 342344324322.

223423443243 is a `hidden beast` number, since 2 + 2 + 342 + 34 + 43 + 243 = 666.

It is not a de Polignac number, because 223423443243 - 2¹⁰ = 223423442219 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 223423443198 and 223423443207.

It is not an unprimeable number, because it can be changed into a prime (223423443203) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 16326478 + ... + 16340156.

It is an arithmetic number, because the mean of its divisors is an integer number (2365272000).

Almost surely, 2^223423443243 is an apocalyptic number.

223423443243 is an abundant number, since it is smaller than the sum of its proper divisors (230708780757).

223423443243 is a wasteful number, since it uses less digits than its factorization.

223423443243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13767 (or 13750 counting only the distinct ones).

The product of its digits is 331776, while the sum is 36.

Adding to 223423443243 its reverse (342344324322), we get a palindrome (565767767565).

It can be divided in two parts, 223423 and 443243, that added together give a palindrome (666666).

The spelling of 223423443243 in words is "two hundred twenty-three billion, four hundred twenty-three million, four hundred forty-three thousand, two hundred forty-three".