Adding to 2001020010 its reverse (100201002), we get a palindrome (2101221012).
It is a happy number.
It is an unprimeable number.
Almost surely, 22001020010 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2001020010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2827975680).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2001020010 is a wasteful number, since it uses less digits than its factorization.
2001020010 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9164.
The square root of 2001020010 is about 44732.7621548234. The cubic root of 2001020010 is about 1260.1352021711.
The spelling of 2001020010 in words is "two billion, one million, twenty thousand, ten".