200001002201100 has 432 divisors, whose sum is σ = 675969572678400. Its totient is φ = 49297664586240.

The previous prime is 200001002201051. The next prime is 200001002201123. The reversal of 200001002201100 is 1102200100002.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 675592714 + ... + 675888686.

It is an arithmetic number, because the mean of its divisors is an integer number (1564744381200).

Almost surely, 2^{200001002201100} is an apocalyptic number.

200001002201100 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 200001002201100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (337984786339200).

200001002201100 is an abundant number, since it is smaller than the sum of its proper divisors (475968570477300).

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

200001002201100 is a wasteful number, since it uses less digits than its factorization.

200001002201100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296974 (or 296964 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 200001002201100 its reverse (1102200100002), we get a palindrome (201103202301102).

The spelling of 200001002201100 in words is "two hundred trillion, one billion, two million, two hundred one thousand, one hundred".