12013233201 has 20 divisors (see below), whose sum is σ = 18725944512. Its totient is φ = 7660611288.

The previous prime is 12013233191. The next prime is 12013233283. The reversal of 12013233201 is 10233231021.

12013233201 is a `hidden beast` number, since 1 + 20 + 1 + 323 + 320 + 1 = 666.

It is not a de Polignac number, because 12013233201 - 2⁶ = 12013233137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12013243201) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3222301 + ... + 3226026.

Almost surely, 2^12013233201 is an apocalyptic number.

It is an amenable number.

12013233201 is a deficient number, since it is larger than the sum of its proper divisors (6712711311).

12013233201 is an equidigital number, since it uses as much as digits as its factorization.

12013233201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6448362 (or 6448353 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 12013233201 its reverse (10233231021), we get a palindrome (22246464222).

The spelling of 12013233201 in words is "twelve billion, thirteen million, two hundred thirty-three thousand, two hundred one".