1222202100200 has 96 divisors (see below), whose sum is σ = 2934978816000. Its totient is φ = 472837305600.

The previous prime is 1222202100199. The next prime is 1222202100209. The reversal of 1222202100200 is 20012022221.

It is not an unprimeable number, because it can be changed into a prime (1222202100209) 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 23 ways as a sum of consecutive naturals, for example, 10849766 + ... + 10961834.

It is an arithmetic number, because the mean of its divisors is an integer number (30572696000).

Almost surely, 2^{1222202100200} is an apocalyptic number.

1222202100200 is a gapful number since it is divisible by the number (10) 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 1222202100200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1467489408000).

1222202100200 is an abundant number, since it is smaller than the sum of its proper divisors (1712776715800).

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

1222202100200 is a wasteful number, since it uses less digits than its factorization.

1222202100200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113875 (or 113866 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 1222202100200 its reverse (20012022221), we get a palindrome (1242214122421).

The spelling of 1222202100200 in words is "one trillion, two hundred twenty-two billion, two hundred two million, one hundred thousand, two hundred".