221010202222 has 16 divisors (see below), whose sum is σ = 342222901632. Its totient is φ = 106936184160.

The previous prime is 221010202201. The next prime is 221010202223. The reversal of 221010202222 is 222202010122.

It is a junction number, because it is equal to n+sod(n) for n = 221010202196 and 221010202205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221010202223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1986708 + ... + 2095000.

It is an arithmetic number, because the mean of its divisors is an integer number (21388931352).

Almost surely, 2^221010202222 is an apocalyptic number.

221010202222 is a deficient number, since it is larger than the sum of its proper divisors (121212699410).

221010202222 is a wasteful number, since it uses less digits than its factorization.

221010202222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141243.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 221010202222 its reverse (222202010122), we get a palindrome (443212212344).

The spelling of 221010202222 in words is "two hundred twenty-one billion, ten million, two hundred two thousand, two hundred twenty-two".