12001310331009 has 16 divisors (see below), whose sum is σ = 16051040071680. Its totient is φ = 7976229932880.

The previous prime is 12001310330887. The next prime is 12001310331011. The reversal of 12001310331009 is 90013301310021.

It is not a de Polignac number, because 12001310331009 - 2¹³ = 12001310322817 is a prime.

It is a super-2 number, since 2×12001310331009² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12001310331009.

It is not an unprimeable number, because it can be changed into a prime (12001310335009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16856952 + ... + 17554470.

It is an arithmetic number, because the mean of its divisors is an integer number (1003190004480).

Almost surely, 2^{12001310331009} is an apocalyptic number.

It is an amenable number.

12001310331009 is a deficient number, since it is larger than the sum of its proper divisors (4049729740671).

12001310331009 is a wasteful number, since it uses less digits than its factorization.

12001310331009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 715180.

The product of its (nonzero) digits is 486, while the sum is 24.

The spelling of 12001310331009 in words is "twelve trillion, one billion, three hundred ten million, three hundred thirty-one thousand, nine".