12133233211 has 8 divisors (see below), whose sum is σ = 13433811264. Its totient is φ = 10865581320.

The previous prime is 12133233193. The next prime is 12133233247. The reversal of 12133233211 is 11233233121.

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

It is not a de Polignac number, because 12133233211 - 2¹⁷ = 12133102139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12137233211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8230765 + ... + 8232238.

It is an arithmetic number, because the mean of its divisors is an integer number (1679226408).

Almost surely, 2^12133233211 is an apocalyptic number.

12133233211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12133233211 is a deficient number, since it is larger than the sum of its proper divisors (1300578053).

12133233211 is a wasteful number, since it uses less digits than its factorization.

12133233211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16463081.

The product of its digits is 648, while the sum is 22.

Adding to 12133233211 its reverse (11233233121), we get a palindrome (23366466332).

The spelling of 12133233211 in words is "twelve billion, one hundred thirty-three million, two hundred thirty-three thousand, two hundred eleven".