12133032311 has 4 divisors (see below), whose sum is σ = 12846740112. Its totient is φ = 11419324512.

The previous prime is 12133032299. The next prime is 12133032319. The reversal of 12133032311 is 11323033121.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12133032311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12133032319) 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, 356853875 + ... + 356853908.

It is an arithmetic number, because the mean of its divisors is an integer number (3211685028).

Almost surely, 2^12133032311 is an apocalyptic number.

12133032311 is a deficient number, since it is larger than the sum of its proper divisors (713707801).

12133032311 is an equidigital number, since it uses as much as digits as its factorization.

12133032311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 713707800.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 12133032311 its reverse (11323033121), we get a palindrome (23456065432).

The spelling of 12133032311 in words is "twelve billion, one hundred thirty-three million, thirty-two thousand, three hundred eleven".