Adding to 111021002220022 its reverse (220022200120111), we get a palindrome (331043202340133).
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
Almost surely, 2111021002220022 is an apocalyptic number.
111021002220022 is a wasteful number, since it uses less digits than its factorization.
111021002220022 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5373207614.
The spelling of 111021002220022 in words is "one hundred eleven trillion, twenty-one billion, two million, two hundred twenty thousand, twenty-two".