221344040044 has 12 divisors (see below), whose sum is σ = 399847298368. Its totient is φ = 107101954800.

The previous prime is 221344040017. The next prime is 221344040077. The reversal of 221344040044 is 440040443122.

221344040044 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 221344039994 and 221344040021.

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, 892516167 + ... + 892516414.

Almost surely, 2^221344040044 is an apocalyptic number.

It is an amenable number.

221344040044 is a deficient number, since it is larger than the sum of its proper divisors (178503258324).

221344040044 is a wasteful number, since it uses less digits than its factorization.

221344040044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1785032616 (or 1785032614 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 221344040044 its reverse (440040443122), we get a palindrome (661384483166).

The spelling of 221344040044 in words is "two hundred twenty-one billion, three hundred forty-four million, forty thousand, forty-four".