222110220012200 has 192 divisors, whose sum is σ = 562176239719920. Its totient is φ = 81119232000000.

The previous prime is 222110220012113. The next prime is 222110220012221. The reversal of 222110220012200 is 2210022011222.

It is a happy number.

It can be written as a sum of positive squares in 24 ways, for example, as 9382569357604 + 212727650654596 = 3063098^2 + 14585186^2 .

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 453967700 + ... + 454456700.

Almost surely, 2^{222110220012200} is an apocalyptic number.

222110220012200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222110220012200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (281088119859960).

222110220012200 is an abundant number, since it is smaller than the sum of its proper divisors (340066019707720).

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

222110220012200 is a wasteful number, since it uses less digits than its factorization.

222110220012200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 490928 (or 490919 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 222110220012200 its reverse (2210022011222), we get a palindrome (224320242023422).

The spelling of 222110220012200 in words is "two hundred twenty-two trillion, one hundred ten billion, two hundred twenty million, twelve thousand, two hundred".