4243221200422 has 8 divisors (see below), whose sum is σ = 6452021277576. Its totient is φ = 2092547441232.

The previous prime is 4243221200399. The next prime is 4243221200429. The reversal of 4243221200422 is 2240021223424.

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 not an unprimeable number, because it can be changed into a prime (4243221200429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14531579308 + ... + 14531579599.

It is an arithmetic number, because the mean of its divisors is an integer number (806502659697).

Almost surely, 2^{4243221200422} is an apocalyptic number.

4243221200422 is a deficient number, since it is larger than the sum of its proper divisors (2208800077154).

4243221200422 is a wasteful number, since it uses less digits than its factorization.

4243221200422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29063158982.

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 4243221200422 its reverse (2240021223424), we get a palindrome (6483242423846).

The spelling of 4243221200422 in words is "four trillion, two hundred forty-three billion, two hundred twenty-one million, two hundred thousand, four hundred twenty-two".