404431103112 has 32 divisors (see below), whose sum is σ = 1012830093600. Its totient is φ = 134576722944.

The previous prime is 404431103017. The next prime is 404431103129. The reversal of 404431103112 is 211301134404.

It is a Harshad number since it is a multiple of its sum of digits (24).

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 7 ways as a sum of consecutive naturals, for example, 14588662 + ... + 14616357.

It is an arithmetic number, because the mean of its divisors is an integer number (31650940425).

Almost surely, 2^404431103112 is an apocalyptic number.

It is an amenable number.

404431103112 is an abundant number, since it is smaller than the sum of its proper divisors (608398990488).

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

404431103112 is a wasteful number, since it uses less digits than its factorization.

404431103112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29205605 (or 29205601 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 404431103112 its reverse (211301134404), we get a palindrome (615732237516).

The spelling of 404431103112 in words is "four hundred four billion, four hundred thirty-one million, one hundred three thousand, one hundred twelve".