104010221 has 8 divisors (see below), whose sum is σ = 121112064. Its totient is φ = 87469200.

The previous prime is 104010191. The next prime is 104010223. The reversal of 104010221 is 122010401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 104010221 - 2⁶ = 104010157 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104010223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 139805 + ... + 140546.

It is an arithmetic number, because the mean of its divisors is an integer number (15139008).

Almost surely, 2^104010221 is an apocalyptic number.

It is an amenable number.

104010221 is a deficient number, since it is larger than the sum of its proper divisors (17101843).

104010221 is an equidigital number, since it uses as much as digits as its factorization.

104010221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280411.

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

The square root of 104010221 is about 10198.5401406280. The cubic root of 104010221 is about 470.2823428035.

Adding to 104010221 its reverse (122010401), we get a palindrome (226020622).

The spelling of 104010221 in words is "one hundred four million, ten thousand, two hundred twenty-one".