221440210304222 has 32 divisors (see below), whose sum is σ = 414412869888192. Its totient is φ = 86402683286784.

The previous prime is 221440210304219. The next prime is 221440210304239. The reversal of 221440210304222 is 222403012044122.

221440210304222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 8333578853 + ... + 8333605424.

It is an arithmetic number, because the mean of its divisors is an integer number (12950402184006).

Almost surely, 2^{221440210304222} is an apocalyptic number.

221440210304222 is a deficient number, since it is larger than the sum of its proper divisors (192972659583970).

221440210304222 is a wasteful number, since it uses less digits than its factorization.

221440210304222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16667184372.

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 221440210304222 its reverse (222403012044122), we get a palindrome (443843222348344).

The spelling of 221440210304222 in words is "two hundred twenty-one trillion, four hundred forty billion, two hundred ten million, three hundred four thousand, two hundred twenty-two".