223230203231123 has 4 divisors (see below), whose sum is σ = 243523858070328. Its totient is φ = 202936548391920.

The previous prime is 223230203231117. The next prime is 223230203231197. The reversal of 223230203231123 is 321132302032322.

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 223230203231123 - 2⁴ = 223230203231107 is a prime.

It is a super-3 number, since 3×223230203231123³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (223230203231023) 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, 10146827419586 + ... + 10146827419607.

It is an arithmetic number, because the mean of its divisors is an integer number (60880964517582).

Almost surely, 2^{223230203231123} is an apocalyptic number.

223230203231123 is a deficient number, since it is larger than the sum of its proper divisors (20293654839205).

223230203231123 is a wasteful number, since it uses less digits than its factorization.

223230203231123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20293654839204.

The product of its (nonzero) digits is 15552, while the sum is 29.

Adding to 223230203231123 its reverse (321132302032322), we get a palindrome (544362505263445).

The spelling of 223230203231123 in words is "two hundred twenty-three trillion, two hundred thirty billion, two hundred three million, two hundred thirty-one thousand, one hundred twenty-three".