12133313211 has 16 divisors (see below), whose sum is σ = 16896681216. Its totient is φ = 7730058336.

The previous prime is 12133313183. The next prime is 12133313221. The reversal of 12133313211 is 11231333121.

It is a happy number.

It is not a de Polignac number, because 12133313211 - 2¹¹ = 12133311163 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12133313221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5025 + ... + 155858.

It is an arithmetic number, because the mean of its divisors is an integer number (1056042576).

Almost surely, 2^12133313211 is an apocalyptic number.

12133313211 is a deficient number, since it is larger than the sum of its proper divisors (4763368005).

12133313211 is a wasteful number, since it uses less digits than its factorization.

12133313211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162002.

The product of its digits is 324, while the sum is 21.

Adding to 12133313211 its reverse (11231333121), we get a palindrome (23364646332).

The spelling of 12133313211 in words is "twelve billion, one hundred thirty-three million, three hundred thirteen thousand, two hundred eleven".