422242040422 has 16 divisors (see below), whose sum is σ = 642570022080. Its totient is φ = 208070247168.

The previous prime is 422242040371. The next prime is 422242040461. The reversal of 422242040422 is 224040242224.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4506993 + ... + 4599724.

It is an arithmetic number, because the mean of its divisors is an integer number (40160626380).

Almost surely, 2^422242040422 is an apocalyptic number.

422242040422 is a deficient number, since it is larger than the sum of its proper divisors (220327981658).

422242040422 is a wasteful number, since it uses less digits than its factorization.

422242040422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9107055.

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

Adding to 422242040422 its reverse (224040242224), we get a palindrome (646282282646).

The spelling of 422242040422 in words is "four hundred twenty-two billion, two hundred forty-two million, forty thousand, four hundred twenty-two".