12002312312009 has 2 divisors, whose sum is σ = 12002312312010. Its totient is φ = 12002312312008.

The previous prime is 12002312311999. The next prime is 12002312312119. The reversal of 12002312312009 is 90021321320021.

12002312312009 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10242304129600 + 1760008182409 = 3200360^2 + 1326653^2 .

It is a cyclic number.

It is not a de Polignac number, because 12002312312009 - 2²⁰ = 12002311263433 is a prime.

It is a super-3 number, since 3×12002312312009³ (a number of 40 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (12002312312609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6001156156004 + 6001156156005.

It is an arithmetic number, because the mean of its divisors is an integer number (6001156156005).

Almost surely, 2^{12002312312009} is an apocalyptic number.

It is an amenable number.

12002312312009 is a deficient number, since it is larger than the sum of its proper divisors (1).

12002312312009 is an equidigital number, since it uses as much as digits as its factorization.

12002312312009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 26.

The spelling of 12002312312009 in words is "twelve trillion, two billion, three hundred twelve million, three hundred twelve thousand, nine".