200221120002012 has 192 divisors, whose sum is σ = 503563873075200. Its totient is φ = 61754424019200.

The previous prime is 200221120001999. The next prime is 200221120002017. The reversal of 200221120002012 is 210200021122002.

It is a junction number, because it is equal to n+sod(n) for n = 200221120001982 and 200221120002000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200221120002017) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 18007110189 + ... + 18007121307.

It is an arithmetic number, because the mean of its divisors is an integer number (2622728505600).

Almost surely, 2^{200221120002012} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 200221120002012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (251781936537600).

200221120002012 is an abundant number, since it is smaller than the sum of its proper divisors (303342753073188).

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

200221120002012 is a wasteful number, since it uses less digits than its factorization.

200221120002012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21216 (or 21214 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 200221120002012 its reverse (210200021122002), we get a palindrome (410421141124014).

The spelling of 200221120002012 in words is "two hundred trillion, two hundred twenty-one billion, one hundred twenty million, two thousand, twelve".