12002104312 has 32 divisors (see below), whose sum is σ = 25993865520. Its totient is φ = 5134589440.

The previous prime is 12002104307. The next prime is 12002104339. The reversal of 12002104312 is 21340120021.

It is a super-2 number, since 2×12002104312² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4009903 + ... + 4012894.

Almost surely, 2^12002104312 is an apocalyptic number.

It is an amenable number.

12002104312 is an abundant number, since it is smaller than the sum of its proper divisors (13991761208).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12002104312 is a wasteful number, since it uses less digits than its factorization.

12002104312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8022831 (or 8022827 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 12002104312 its reverse (21340120021), we get a palindrome (33342224333).

The spelling of 12002104312 in words is "twelve billion, two million, one hundred four thousand, three hundred twelve".