422312321044 has 24 divisors (see below), whose sum is σ = 751200171848. Its totient is φ = 207684051840.

The previous prime is 422312321027. The next prime is 422312321087. The reversal of 422312321044 is 440123213224.

It can be written as a sum of positive squares in 4 ways, for example, as 5474224144 + 416838096900 = 73988^2 + 645630^2 .

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, 7270822 + ... + 7328674.

Almost surely, 2^422312321044 is an apocalyptic number.

It is an amenable number.

422312321044 is a deficient number, since it is larger than the sum of its proper divisors (328887850804).

422312321044 is a wasteful number, since it uses less digits than its factorization.

422312321044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87835 (or 87833 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 422312321044 its reverse (440123213224), we get a palindrome (862435534268).

The spelling of 422312321044 in words is "four hundred twenty-two billion, three hundred twelve million, three hundred twenty-one thousand, forty-four".