222221063200 has 36 divisors (see below), whose sum is σ = 542497172490. Its totient is φ = 88888424960.

The previous prime is 222221063179. The next prime is 222221063201. The reversal of 222221063200 is 2360122222.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 140592001936 + 81629061264 = 374956^2 + 285708^2 .

It is not an unprimeable number, because it can be changed into a prime (222221063201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 138887365 + ... + 138888964.

Almost surely, 2^222221063200 is an apocalyptic number.

222221063200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222221063200 is an abundant number, since it is smaller than the sum of its proper divisors (320276109290).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222221063200 is a wasteful number, since it uses less digits than its factorization.

222221063200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277776349 (or 277776336 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 222221063200 its reverse (2360122222), we get a palindrome (224581185422).

The spelling of 222221063200 in words is "two hundred twenty-two billion, two hundred twenty-one million, sixty-three thousand, two hundred".