422244431242 has 16 divisors (see below), whose sum is σ = 669236736960. Its totient is φ = 199250019072.

The previous prime is 422244431239. The next prime is 422244431249. The reversal of 422244431242 is 242134442224.

It is a junction number, because it is equal to n+sod(n) for n = 422244431198 and 422244431207.

It is not an unprimeable number, because it can be changed into a prime (422244431249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21114903 + ... + 21134890.

It is an arithmetic number, because the mean of its divisors is an integer number (41827296060).

Almost surely, 2^422244431242 is an apocalyptic number.

422244431242 is a deficient number, since it is larger than the sum of its proper divisors (246992305718).

422244431242 is a wasteful number, since it uses less digits than its factorization.

422244431242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42250077.

The product of its digits is 98304, while the sum is 34.

Adding to 422244431242 its reverse (242134442224), we get a palindrome (664378873466).

The spelling of 422244431242 in words is "four hundred twenty-two billion, two hundred forty-four million, four hundred thirty-one thousand, two hundred forty-two".