12000010009 has 8 divisors (see below), whose sum is σ = 13115970560. Its totient is φ = 10911604176.

The previous prime is 12000009991. The next prime is 12000010013. The reversal of 12000010009 is 90001000021.

12000010009 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12000010009 - 2²⁹ = 11463139097 is a prime.

It is a super-2 number, since 2×12000010009² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12000010109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6887769 + ... + 6889510.

It is an arithmetic number, because the mean of its divisors is an integer number (1639496320).

Almost surely, 2^12000010009 is an apocalyptic number.

It is an amenable number.

12000010009 is a deficient number, since it is larger than the sum of its proper divisors (1115960551).

12000010009 is a wasteful number, since it uses less digits than its factorization.

12000010009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13777359.

The product of its (nonzero) digits is 18, while the sum is 13.

The spelling of 12000010009 in words is "twelve billion, ten thousand, nine".