12104201212 has 24 divisors (see below), whose sum is σ = 22905578304. Its totient is φ = 5574899712.

The previous prime is 12104201203. The next prime is 12104201233. The reversal of 12104201212 is 21210240121.

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, 1890453 + ... + 1896844.

It is an arithmetic number, because the mean of its divisors is an integer number (954399096).

Almost surely, 2^12104201212 is an apocalyptic number.

It is an amenable number.

12104201212 is a deficient number, since it is larger than the sum of its proper divisors (10801377092).

12104201212 is a wasteful number, since it uses less digits than its factorization.

12104201212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3787365 (or 3787363 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 12104201212 its reverse (21210240121), we get a palindrome (33314441333).

The spelling of 12104201212 in words is "twelve billion, one hundred four million, two hundred one thousand, two hundred twelve".