12100003312 has 20 divisors (see below), whose sum is σ = 24015556656. Its totient is φ = 5902440320.

The previous prime is 12100003217. The next prime is 12100003327. The reversal of 12100003312 is 21330000121.

It is a junction number, because it is equal to n+sod(n) for n = 12100003292 and 12100003301.

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, 9221908 + ... + 9223219.

Almost surely, 2^12100003312 is an apocalyptic number.

It is an amenable number.

12100003312 is a deficient number, since it is larger than the sum of its proper divisors (11915553344).

12100003312 is a wasteful number, since it uses less digits than its factorization.

12100003312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18445176 (or 18445170 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 12100003312 its reverse (21330000121), we get a palindrome (33430003433).

The spelling of 12100003312 in words is "twelve billion, one hundred million, three thousand, three hundred twelve".