223032400421344 has 24 divisors (see below), whose sum is σ = 439098137085888. Its totient is φ = 111515413224960.

The previous prime is 223032400421333. The next prime is 223032400421351. The reversal of 223032400421344 is 443124004230322.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19974697 + ... + 29069800.

It is an arithmetic number, because the mean of its divisors is an integer number (18295755711912).

Almost surely, 2^{223032400421344} is an apocalyptic number.

It is an amenable number.

223032400421344 is a deficient number, since it is larger than the sum of its proper divisors (216065736664544).

223032400421344 is a wasteful number, since it uses less digits than its factorization.

223032400421344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49186618 (or 49186610 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 34.

Adding to 223032400421344 its reverse (443124004230322), we get a palindrome (666156404651666).

The spelling of 223032400421344 in words is "two hundred twenty-three trillion, thirty-two billion, four hundred million, four hundred twenty-one thousand, three hundred forty-four".