12100412 has 12 divisors (see below), whose sum is σ = 21692496. Its totient is φ = 5902560.

The previous prime is 12100411. The next prime is 12100441. The reversal of 12100412 is 21400121.

12100412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 12100393 and 12100402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12100411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36728 + ... + 37055.

It is an arithmetic number, because the mean of its divisors is an integer number (1807708).

Almost surely, 2^12100412 is an apocalyptic number.

It is an amenable number.

12100412 is a deficient number, since it is larger than the sum of its proper divisors (9592084).

12100412 is a wasteful number, since it uses less digits than its factorization.

12100412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73828 (or 73826 counting only the distinct ones).

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

The square root of 12100412 is about 3478.5646465173. The cubic root of 12100412 is about 229.5796481048.

Adding to 12100412 its reverse (21400121), we get a palindrome (33500533).

The spelling of 12100412 in words is "twelve million, one hundred thousand, four hundred twelve".