221222043322 has 48 divisors (see below), whose sum is σ = 413213292000. Its totient is φ = 88297068384.

The previous prime is 221222043311. The next prime is 221222043347. The reversal of 221222043322 is 223340222122.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 896997 + ... + 1116712.

It is an arithmetic number, because the mean of its divisors is an integer number (8608610250).

Almost surely, 2^221222043322 is an apocalyptic number.

221222043322 is a deficient number, since it is larger than the sum of its proper divisors (191991248678).

221222043322 is a wasteful number, since it uses less digits than its factorization.

221222043322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2013803 (or 2013796 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 221222043322 its reverse (223340222122), we get a palindrome (444562265444).

The spelling of 221222043322 in words is "two hundred twenty-one billion, two hundred twenty-two million, forty-three thousand, three hundred twenty-two".