200001200220 has 240 divisors, whose sum is σ = 649049296896. Its totient is φ = 51501744000.

The previous prime is 200001200213. The next prime is 200001200227. The reversal of 200001200220 is 22002100002.

It is an interprime number because it is at equal distance from previous prime (200001200213) and next prime (200001200227).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200001200227) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 24653965 + ... + 24662075.

Almost surely, 2^200001200220 is an apocalyptic number.

200001200220 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 200001200220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (324524648448).

200001200220 is an abundant number, since it is smaller than the sum of its proper divisors (449048096676).

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

200001200220 is a wasteful number, since it uses less digits than its factorization.

200001200220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8654 (or 8643 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

Adding to 200001200220 its reverse (22002100002), we get a palindrome (222003300222).

The spelling of 200001200220 in words is "two hundred billion, one million, two hundred thousand, two hundred twenty".