12023120012 has 24 divisors (see below), whose sum is σ = 21121900800. Its totient is φ = 5988318336.

The previous prime is 12023120003. The next prime is 12023120033. The reversal of 12023120012 is 21002132021.

It is a happy 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, 2888789 + ... + 2892947.

It is an arithmetic number, because the mean of its divisors is an integer number (880079200).

Almost surely, 2^12023120012 is an apocalyptic number.

It is an amenable number.

12023120012 is a deficient number, since it is larger than the sum of its proper divisors (9098780788).

12023120012 is a wasteful number, since it uses less digits than its factorization.

12023120012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6785 (or 6783 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 12023120012 its reverse (21002132021), we get a palindrome (33025252033).

The spelling of 12023120012 in words is "twelve billion, twenty-three million, one hundred twenty thousand, twelve".