12033420211 has 4 divisors (see below), whose sum is σ = 12041784000. Its totient is φ = 12025056424.

The previous prime is 12033420187. The next prime is 12033420227. The reversal of 12033420211 is 11202433021.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12033420211 - 2³¹ = 9885936563 is a prime.

It is a super-3 number, since 3×12033420211³ (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12033420281) 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, 4179736 + ... + 4182613.

It is an arithmetic number, because the mean of its divisors is an integer number (3010446000).

Almost surely, 2^12033420211 is an apocalyptic number.

12033420211 is a deficient number, since it is larger than the sum of its proper divisors (8363789).

12033420211 is an equidigital number, since it uses as much as digits as its factorization.

12033420211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8363788.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 12033420211 its reverse (11202433021), we get a palindrome (23235853232).

The spelling of 12033420211 in words is "twelve billion, thirty-three million, four hundred twenty thousand, two hundred eleven".