104104502020 has 12 divisors (see below), whose sum is σ = 218619454284. Its totient is φ = 41641800800.

The previous prime is 104104501981. The next prime is 104104502069. The reversal of 104104502020 is 20205401401.

It can be written as a sum of positive squares in 2 ways, for example, as 43390556416 + 60713945604 = 208304^2 + 246402^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2602612531 + ... + 2602612570.

It is an arithmetic number, because the mean of its divisors is an integer number (18218287857).

Almost surely, 2^104104502020 is an apocalyptic number.

104104502020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

104104502020 is an abundant number, since it is smaller than the sum of its proper divisors (114514952264).

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

104104502020 is a wasteful number, since it uses less digits than its factorization.

104104502020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5205225110 (or 5205225108 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 19.

Adding to 104104502020 its reverse (20205401401), we get a palindrome (124309903421).

The spelling of 104104502020 in words is "one hundred four billion, one hundred four million, five hundred two thousand, twenty".