12001001200012 has 12 divisors (see below), whose sum is σ = 22911002291016. Its totient is φ = 5455000545440.

The previous prime is 12001001199991. The next prime is 12001001200061. The reversal of 12001001200012 is 21000210010021.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 136375013593 + ... + 136375013680.

It is an arithmetic number, because the mean of its divisors is an integer number (1909250190918).

Almost surely, 2^{12001001200012} is an apocalyptic number.

It is an amenable number.

12001001200012 is a deficient number, since it is larger than the sum of its proper divisors (10910001091004).

12001001200012 is a wasteful number, since it uses less digits than its factorization.

12001001200012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272750027288 (or 272750027286 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 12001001200012 its reverse (21000210010021), we get a palindrome (33001211210033).

The spelling of 12001001200012 in words is "twelve trillion, one billion, one million, two hundred thousand, twelve".