223032320001 has 24 divisors (see below), whose sum is σ = 328217176040. Its totient is φ = 145903161600.

The previous prime is 223032319987. The next prime is 223032320083. The reversal of 223032320001 is 100023230322.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 14252778225 + 208779541776 = 119385^2 + 456924^2 .

It is not a de Polignac number, because 223032320001 - 2⁵ = 223032319969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (223032320501) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 251356 + ... + 713613.

Almost surely, 2^223032320001 is an apocalyptic number.

It is an amenable number.

223032320001 is a deficient number, since it is larger than the sum of its proper divisors (105184856039).

223032320001 is a wasteful number, since it uses less digits than its factorization.

223032320001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 965457 (or 965454 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 223032320001 its reverse (100023230322), we get a palindrome (323055550323).

The spelling of 223032320001 in words is "two hundred twenty-three billion, thirty-two million, three hundred twenty thousand, one".