It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 12012214141 = 463 ⋅25944307.
It is a cyclic number.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 14141221021.
It is a congruent number.
Almost surely, 214141221021 is an apocalyptic number.
It is an amenable number.
14141221021 is an equidigital number, since it uses as much as digits as its factorization.
14141221021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 300877090.
Adding to 14141221021 its reverse (12012214141), we get a palindrome (26153435162).
The spelling of 14141221021 in words is "fourteen billion, one hundred forty-one million, two hundred twenty-one thousand, twenty-one".