12104121 has 8 divisors (see below), whose sum is σ = 16988320. Its totient is φ = 7644672.

The previous prime is 12104111. The next prime is 12104177. The reversal of 12104121 is 12140121.

It is a happy number.

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

It is not a de Polignac number, because 12104121 - 2²³ = 3715513 is a prime.

It is a Duffinian number.

It is a plaindrome in base 6.

It is a junction number, because it is equal to n+sod(n) for n = 12104097 and 12104106.

It is not an unprimeable number, because it can be changed into a prime (12104101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106120 + ... + 106233.

It is an arithmetic number, because the mean of its divisors is an integer number (2123540).

Almost surely, 2^12104121 is an apocalyptic number.

It is an amenable number.

12104121 is a deficient number, since it is larger than the sum of its proper divisors (4884199).

12104121 is a wasteful number, since it uses less digits than its factorization.

12104121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212375.

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 12104121 is about 3479.0977278599. The cubic root of 12104121 is about 229.6031025108.

Adding to 12104121 its reverse (12140121), we get a palindrome (24244242).

The spelling of 12104121 in words is "twelve million, one hundred four thousand, one hundred twenty-one".