4221521000200 has 192 divisors, whose sum is σ = 12048536880000. Its totient is φ = 1371200382720.

The previous prime is 4221521000159. The next prime is 4221521000233. The reversal of 4221521000200 is 20001251224.

4221521000200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 316027 + ... + 2922826.

It is an arithmetic number, because the mean of its divisors is an integer number (62752796250).

Almost surely, 2^{4221521000200} is an apocalyptic number.

4221521000200 is a gapful number since it is divisible by the number (40) 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 4221521000200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6024268440000).

4221521000200 is an abundant number, since it is smaller than the sum of its proper divisors (7827015879800).

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

4221521000200 is a wasteful number, since it uses less digits than its factorization.

4221521000200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3238909 (or 3238886 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 19.

Adding to 4221521000200 its reverse (20001251224), we get a palindrome (4241522251424).

The spelling of 4221521000200 in words is "four trillion, two hundred twenty-one billion, five hundred twenty-one million, two hundred", and thus it is an aban number.