4222420400422 has 8 divisors (see below), whose sum is σ = 7238434972176. Its totient is φ = 1809608743032.

The previous prime is 4222420400239. The next prime is 4222420400423. The reversal of 4222420400422 is 2240040242224.

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 (4222420400423) 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, 150800728573 + ... + 150800728600.

It is an arithmetic number, because the mean of its divisors is an integer number (904804371522).

Almost surely, 2^{4222420400422} is an apocalyptic number.

4222420400422 is a deficient number, since it is larger than the sum of its proper divisors (3016014571754).

4222420400422 is a wasteful number, since it uses less digits than its factorization.

4222420400422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301601457182.

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 4222420400422 its reverse (2240040242224), we get a palindrome (6462460642646).

The spelling of 4222420400422 in words is "four trillion, two hundred twenty-two billion, four hundred twenty million, four hundred thousand, four hundred twenty-two".