404021104120 has 16 divisors (see below), whose sum is σ = 909047484360. Its totient is φ = 161608441632.

The previous prime is 404021104087. The next prime is 404021104139. The reversal of 404021104120 is 21401120404.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5050263762 + ... + 5050263841.

Almost surely, 2^404021104120 is an apocalyptic number.

404021104120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

404021104120 is an abundant number, since it is smaller than the sum of its proper divisors (505026380240).

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

404021104120 is a wasteful number, since it uses less digits than its factorization.

404021104120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10100527614 (or 10100527610 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 404021104120 its reverse (21401120404), we get a palindrome (425422224524).

The spelling of 404021104120 in words is "four hundred four billion, twenty-one million, one hundred four thousand, one hundred twenty".