201222020000 has 120 divisors (see below), whose sum is σ = 495369506016. Its totient is φ = 80434656000.

The previous prime is 201222019991. The next prime is 201222020039. The reversal of 201222020000 is 20222102.

201222020000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 44057717 + ... + 44062283.

Almost surely, 2^201222020000 is an apocalyptic number.

201222020000 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 201222020000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (247684753008).

201222020000 is an abundant number, since it is smaller than the sum of its proper divisors (294147486016).

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

201222020000 is an equidigital number, since it uses as much as digits as its factorization.

201222020000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6800 (or 6777 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

Adding to 201222020000 its reverse (20222102), we get a palindrome (201242242102).

The spelling of 201222020000 in words is "two hundred one billion, two hundred twenty-two million, twenty thousand".