442241110100 has 72 divisors (see below), whose sum is σ = 1017545914560. Its totient is φ = 166362750720.

The previous prime is 442241110033. The next prime is 442241110247. The reversal of 442241110100 is 1011142244.

It is a Harshad number since it is a multiple of its sum of digits (20).

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 23 ways as a sum of consecutive naturals, for example, 589184 + ... + 1109783.

Almost surely, 2^442241110100 is an apocalyptic number.

It is an amenable number.

442241110100 is an abundant number, since it is smaller than the sum of its proper divisors (575304804460).

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

442241110100 is a wasteful number, since it uses less digits than its factorization.

442241110100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1699137 (or 1699130 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 442241110100 its reverse (1011142244), we get a palindrome (443252252344).

The spelling of 442241110100 in words is "four hundred forty-two billion, two hundred forty-one million, one hundred ten thousand, one hundred".