104221000040 has 32 divisors (see below), whose sum is σ = 234782254080. Its totient is φ = 41637732672.

The previous prime is 104221000019. The next prime is 104221000057. The reversal of 104221000040 is 40000122401.

It is a junction number, because it is equal to n+sod(n) for n = 104220999979 and 104221000024.

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, 1550024 + ... + 1615863.

It is an arithmetic number, because the mean of its divisors is an integer number (7336945440).

Almost surely, 2^104221000040 is an apocalyptic number.

104221000040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

104221000040 is an abundant number, since it is smaller than the sum of its proper divisors (130561254040).

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

104221000040 is a wasteful number, since it uses less digits than its factorization.

104221000040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3166721 (or 3166717 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 104221000040 its reverse (40000122401), we get a palindrome (144221122441).

The spelling of 104221000040 in words is "one hundred four billion, two hundred twenty-one million, forty", and thus it is an aban number.