Adding to 200321000240 its reverse (42000123002), we get a palindrome (242321123242).
It is a tau number, because it is divible by the number of its divisors (80).
It is an unprimeable number.
Almost surely, 2200321000240 is an apocalyptic number.
200321000240 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 200321000240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (237463113888).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
200321000240 is a wasteful number, since it uses less digits than its factorization.
200321000240 is an evil number, because the sum of its binary digits is even.
The spelling of 200321000240 in words is "two hundred billion, three hundred twenty-one million, two hundred forty", and thus it is an aban number.