12033004013 has 4 divisors (see below), whose sum is σ = 12033223488. Its totient is φ = 12032784540.

The previous prime is 12033004007. The next prime is 12033004031. The reversal of 12033004013 is 31040033021.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 31040033021 = 41863 ⋅741467.

It is a cyclic number.

It is not a de Polignac number, because 12033004013 - 2¹² = 12032999917 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12033003982 and 12033004000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12033000013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50318 + ... + 163088.

It is an arithmetic number, because the mean of its divisors is an integer number (3008305872).

Almost surely, 2^12033004013 is an apocalyptic number.

It is an amenable number.

12033004013 is a deficient number, since it is larger than the sum of its proper divisors (219475).

12033004013 is a wasteful number, since it uses less digits than its factorization.

12033004013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219474.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 12033004013 its reverse (31040033021), we get a palindrome (43073037034).

The spelling of 12033004013 in words is "twelve billion, thirty-three million, four thousand, thirteen".