104021210 has 16 divisors (see below), whose sum is σ = 188211816. Its totient is φ = 41392128.

The previous prime is 104021201. The next prime is 104021233. The reversal of 104021210 is 12120401.

It can be written as a sum of positive squares in 4 ways, for example, as 82500889 + 21520321 = 9083^2 + 4639^2 .

It is a junction number, because it is equal to n+sod(n) for n = 104021191 and 104021200.

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, 25019 + ... + 28878.

Almost surely, 2^104021210 is an apocalyptic number.

104021210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

104021210 is a deficient number, since it is larger than the sum of its proper divisors (84190606).

104021210 is a wasteful number, since it uses less digits than its factorization.

104021210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54097.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 104021210 is about 10199.0788799773. The cubic root of 104021210 is about 470.2989044793.

Adding to 104021210 its reverse (12120401), we get a palindrome (116141611).

The spelling of 104021210 in words is "one hundred four million, twenty-one thousand, two hundred ten".