222221322202 has 16 divisors (see below), whose sum is σ = 367383707712. Its totient is φ = 99968353920.

The previous prime is 222221322199. The next prime is 222221322203. The reversal of 222221322202 is 202223122222.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (222221322203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52064718 + ... + 52068985.

It is an arithmetic number, because the mean of its divisors is an integer number (22961481732).

Almost surely, 2^222221322202 is an apocalyptic number.

222221322202 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

222221322202 is a deficient number, since it is larger than the sum of its proper divisors (145162385510).

222221322202 is a wasteful number, since it uses less digits than its factorization.

222221322202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104133813.

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 222221322202 its reverse (202223122222), we get a palindrome (424444444424).

The spelling of 222221322202 in words is "two hundred twenty-two billion, two hundred twenty-one million, three hundred twenty-two thousand, two hundred two".