12033452111 has 4 divisors (see below), whose sum is σ = 12202937424. Its totient is φ = 11863966800.

The previous prime is 12033452107. The next prime is 12033452117. The reversal of 12033452111 is 11125433021.

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

It is a cyclic number.

It is not a de Polignac number, because 12033452111 - 2² = 12033452107 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 (12033452117) 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, 84742550 + ... + 84742691.

It is an arithmetic number, because the mean of its divisors is an integer number (3050734356).

Almost surely, 2^12033452111 is an apocalyptic number.

12033452111 is a deficient number, since it is larger than the sum of its proper divisors (169485313).

12033452111 is an equidigital number, since it uses as much as digits as its factorization.

12033452111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169485312.

The product of its (nonzero) digits is 720, while the sum is 23.

Adding to 12033452111 its reverse (11125433021), we get a palindrome (23158885132).

The spelling of 12033452111 in words is "twelve billion, thirty-three million, four hundred fifty-two thousand, one hundred eleven".