442235144014222 has 8 divisors (see below), whose sum is σ = 714379848023016. Its totient is φ = 204108528006552.

The previous prime is 442235144014163. The next prime is 442235144014247. The reversal of 442235144014222 is 222410441532244.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×442235144014222² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8504522000248 + ... + 8504522000299.

It is an arithmetic number, because the mean of its divisors is an integer number (89297481002877).

Almost surely, 2^{442235144014222} is an apocalyptic number.

442235144014222 is a deficient number, since it is larger than the sum of its proper divisors (272144704008794).

442235144014222 is a wasteful number, since it uses less digits than its factorization.

442235144014222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17009044000562.

The product of its (nonzero) digits is 491520, while the sum is 40.

Adding to 442235144014222 its reverse (222410441532244), we get a palindrome (664645585546466).

The spelling of 442235144014222 in words is "four hundred forty-two trillion, two hundred thirty-five billion, one hundred forty-four million, fourteen thousand, two hundred twenty-two".