It is a congruent number.
It is an unprimeable number.
Almost surely, 24021423122332 is an apocalyptic number.
It is an amenable number.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4021423122332 is a wasteful number, since it uses less digits than its factorization.
4021423122332 is an odious number, because the sum of its binary digits is odd.
Adding to 4021423122332 its reverse (2332213241204), we get a palindrome (6353636363536).
The spelling of 4021423122332 in words is "four trillion, twenty-one billion, four hundred twenty-three million, one hundred twenty-two thousand, three hundred thirty-two".