12011323333 has 16 divisors (see below), whose sum is σ = 12496806400. Its totient is φ = 11532326400.

The previous prime is 12011323319. The next prime is 12011323339. The reversal of 12011323333 is 33332311021.

It is a cyclic number.

It is not a de Polignac number, because 12011323333 - 2²¹ = 12009226181 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 (12011323339) 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, 2201593 + ... + 2207041.

It is an arithmetic number, because the mean of its divisors is an integer number (781050400).

Almost surely, 2^12011323333 is an apocalyptic number.

It is an amenable number.

12011323333 is a deficient number, since it is larger than the sum of its proper divisors (485483067).

12011323333 is a wasteful number, since it uses less digits than its factorization.

12011323333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6028.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 12011323333 its reverse (33332311021), we get a palindrome (45343634354).

The spelling of 12011323333 in words is "twelve billion, eleven million, three hundred twenty-three thousand, three hundred thirty-three".