It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-4021423122333 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 4021423122333.
It is a congruent number.
Almost surely, 24021423122333 is an apocalyptic number.
It is an amenable number.
4021423122333 is a wasteful number, since it uses less digits than its factorization.
4021423122333 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 356418115.
Adding to 4021423122333 its reverse (3332213241204), we get a palindrome (7353636363537).
The spelling of 4021423122333 in words is "four trillion, twenty-one billion, four hundred twenty-three million, one hundred twenty-two thousand, three hundred thirty-three".