12003001012012 has 24 divisors (see below), whose sum is σ = 21322718602416. Its totient is φ = 5910828937728.

The previous prime is 12003001011983. The next prime is 12003001012033. The reversal of 12003001012012 is 21021010030021.

It is a super-2 number, since 2×12003001012012² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12003001011983 and 12003001012001.

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 7 ways as a sum of consecutive naturals, for example, 2707033 + ... + 5597680.

It is an arithmetic number, because the mean of its divisors is an integer number (888446608434).

Almost surely, 2^{12003001012012} is an apocalyptic number.

It is an amenable number.

12003001012012 is a deficient number, since it is larger than the sum of its proper divisors (9319717590404).

12003001012012 is a wasteful number, since it uses less digits than its factorization.

12003001012012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8310177 (or 8310175 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 12003001012012 its reverse (21021010030021), we get a palindrome (33024011042033).

The spelling of 12003001012012 in words is "twelve trillion, three billion, one million, twelve thousand, twelve".