Adding to 220220121000111 its reverse (111000121022022), we get a palindrome (331220242022133).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
Almost surely, 2220220121000111 is an apocalyptic number.
220220121000111 is a wasteful number, since it uses less digits than its factorization.
220220121000111 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19695927261.
The spelling of 220220121000111 in words is "two hundred twenty trillion, two hundred twenty billion, one hundred twenty-one million, one hundred eleven", and thus it is an aban number.