223012200321 has 40 divisors (see below), whose sum is σ = 333930232064. Its totient is φ = 148323389760.

The previous prime is 223012200289. The next prime is 223012200337. The reversal of 223012200321 is 123002210322.

223012200321 is a `hidden beast` number, since 22 + 301 + 2 + 20 + 0 + 321 = 666.

It is not a de Polignac number, because 223012200321 - 2⁵ = 223012200289 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 223012200294 and 223012200303.

It is not an unprimeable number, because it can be changed into a prime (223012200361) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 88460541 + ... + 88463061.

Almost surely, 2^223012200321 is an apocalyptic number.

It is an amenable number.

223012200321 is a deficient number, since it is larger than the sum of its proper divisors (110918031743).

223012200321 is a wasteful number, since it uses less digits than its factorization.

223012200321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4683 (or 4674 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 223012200321 its reverse (123002210322), we get a palindrome (346014410643).

The spelling of 223012200321 in words is "two hundred twenty-three billion, twelve million, two hundred thousand, three hundred twenty-one".