Adding to 20010012221002 its reverse (20012221001002), we get a palindrome (40022233222004).
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
Almost surely, 220010012221002 is an apocalyptic number.
20010012221002 is a wasteful number, since it uses less digits than its factorization.
20010012221002 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6408092.
The spelling of 20010012221002 in words is "twenty trillion, ten billion, twelve million, two hundred twenty-one thousand, two".