442042230222 has 48 divisors (see below), whose sum is σ = 1009335375360. Its totient is φ = 139430437776.

The previous prime is 442042230163. The next prime is 442042230293. The reversal of 442042230222 is 222032240244.

442042230222 is a `hidden beast` number, since 4 + 4 + 204 + 2 + 230 + 222 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 453708 + ... + 1043999.

It is an arithmetic number, because the mean of its divisors is an integer number (21027820320).

Almost surely, 2^442042230222 is an apocalyptic number.

442042230222 is an abundant number, since it is smaller than the sum of its proper divisors (567293145138).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

442042230222 is a wasteful number, since it uses less digits than its factorization.

442042230222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1498597 (or 1498594 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 27.

Adding to 442042230222 its reverse (222032240244), we get a palindrome (664074470466).

The spelling of 442042230222 in words is "four hundred forty-two billion, forty-two million, two hundred thirty thousand, two hundred twenty-two".