12122104 has 16 divisors (see below), whose sum is σ = 23717520. Its totient is φ = 5797440.

The previous prime is 12122093. The next prime is 12122111. The reversal of 12122104 is 40122121.

It is a happy number.

It is a congruent number.

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, 32757 + ... + 33124.

It is an arithmetic number, because the mean of its divisors is an integer number (1482345).

Almost surely, 2^12122104 is an apocalyptic number.

It is an amenable number.

12122104 is a deficient number, since it is larger than the sum of its proper divisors (11595416).

12122104 is a wasteful number, since it uses less digits than its factorization.

12122104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65910 (or 65906 counting only the distinct ones).

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

The square root of 12122104 is about 3481.6812030971. The cubic root of 12122104 is about 229.7167527708.

Adding to 12122104 its reverse (40122121), we get a palindrome (52244225).

The spelling of 12122104 in words is "twelve million, one hundred twenty-two thousand, one hundred four".