12011312333 has 8 divisors (see below), whose sum is σ = 12540735168. Its totient is φ = 11482488864.

The previous prime is 12011312329. The next prime is 12011312353. The reversal of 12011312333 is 33321311021.

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

It is a cyclic number.

It is not a de Polignac number, because 12011312333 - 2² = 12011312329 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 (12011312303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108635 + ... + 189272.

It is an arithmetic number, because the mean of its divisors is an integer number (1567591896).

Almost surely, 2^12011312333 is an apocalyptic number.

It is an amenable number.

12011312333 is a deficient number, since it is larger than the sum of its proper divisors (529422835).

12011312333 is a wasteful number, since it uses less digits than its factorization.

12011312333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299683.

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

Adding to 12011312333 its reverse (33321311021), we get a palindrome (45332623354).

The spelling of 12011312333 in words is "twelve billion, eleven million, three hundred twelve thousand, three hundred thirty-three".