20222120100200 has 96 divisors (see below), whose sum is σ = 47614448611200. Its totient is φ = 7985975362560.

The previous prime is 20222120100187. The next prime is 20222120100223. The reversal of 20222120100200 is 200102122202.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 379852784 + ... + 379906016.

It is an arithmetic number, because the mean of its divisors is an integer number (495983839700).

Almost surely, 2^{20222120100200} is an apocalyptic number.

20222120100200 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 20222120100200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23807224305600).

20222120100200 is an abundant number, since it is smaller than the sum of its proper divisors (27392328511000).

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

20222120100200 is a wasteful number, since it uses less digits than its factorization.

20222120100200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77371 (or 77362 counting only the distinct ones).

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

Adding to 20222120100200 its reverse (200102122202), we get a palindrome (20422222222402).

The spelling of 20222120100200 in words is "twenty trillion, two hundred twenty-two billion, one hundred twenty million, one hundred thousand, two hundred".