223444312224 has 96 divisors (see below), whose sum is σ = 709764322176. Its totient is φ = 60085862400.

The previous prime is 223444312151. The next prime is 223444312243. The reversal of 223444312224 is 422213444322.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (96).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9768177 + ... + 9791024.

It is an arithmetic number, because the mean of its divisors is an integer number (7393378356).

Almost surely, 2^223444312224 is an apocalyptic number.

223444312224 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

223444312224 is an abundant number, since it is smaller than the sum of its proper divisors (486320009952).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

223444312224 is a wasteful number, since it uses less digits than its factorization.

223444312224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19559238 (or 19559230 counting only the distinct ones).

The product of its digits is 73728, while the sum is 33.

Adding to 223444312224 its reverse (422213444322), we get a palindrome (645657756546).

The spelling of 223444312224 in words is "two hundred twenty-three billion, four hundred forty-four million, three hundred twelve thousand, two hundred twenty-four".