12032000001 has 24 divisors (see below), whose sum is σ = 19867061760. Its totient is φ = 6873797376.

The previous prime is 12031999981. The next prime is 12032000003. The reversal of 12032000001 is 10000023021.

It is a happy number.

It is not a de Polignac number, because 12032000001 - 2¹⁰ = 12031998977 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12032000003) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 275985 + ... + 316593.

It is an arithmetic number, because the mean of its divisors is an integer number (827794240).

Almost surely, 2^12032000001 is an apocalyptic number.

It is an amenable number.

12032000001 is a deficient number, since it is larger than the sum of its proper divisors (7835061759).

12032000001 is a wasteful number, since it uses less digits than its factorization.

12032000001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45325 (or 45322 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

Adding to 12032000001 its reverse (10000023021), we get a palindrome (22032023022).

The spelling of 12032000001 in words is "twelve billion, thirty-two million, one", and thus it is an aban number and an uban number.