104112220 has 24 divisors (see below), whose sum is σ = 218836800. Its totient is φ = 41606592.

The previous prime is 104112179. The next prime is 104112221. The reversal of 104112220 is 22211401.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 104112220.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104112221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31821 + ... + 34939.

It is an arithmetic number, because the mean of its divisors is an integer number (9118200).

Almost surely, 2^104112220 is an apocalyptic number.

104112220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

104112220 is an abundant number, since it is smaller than the sum of its proper divisors (114724580).

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

104112220 is a wasteful number, since it uses less digits than its factorization.

104112220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4797 (or 4795 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 104112220 is about 10203.5395819294. The cubic root of 104112220 is about 470.4360221134.

Adding to 104112220 its reverse (22211401), we get a palindrome (126323621).

The spelling of 104112220 in words is "one hundred four million, one hundred twelve thousand, two hundred twenty".