442221334104 has 32 divisors (see below), whose sum is σ = 1206058184640. Its totient is φ = 134006464800.

The previous prime is 442221334081. The next prime is 442221334183. The reversal of 442221334104 is 401433122244.

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, 837540142 + ... + 837540669.

It is an arithmetic number, because the mean of its divisors is an integer number (37689318270).

Almost surely, 2^442221334104 is an apocalyptic number.

442221334104 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

442221334104 is an abundant number, since it is smaller than the sum of its proper divisors (763836850536).

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

442221334104 is a wasteful number, since it uses less digits than its factorization.

442221334104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1675080831 (or 1675080827 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 442221334104 its reverse (401433122244), we get a palindrome (843654456348).

The spelling of 442221334104 in words is "four hundred forty-two billion, two hundred twenty-one million, three hundred thirty-four thousand, one hundred four".