12011411233 has 4 divisors (see below), whose sum is σ = 12533646528. Its totient is φ = 11489175940.

The previous prime is 12011411213. The next prime is 12011411239. The reversal of 12011411233 is 33211411021.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12011411233 - 2⁵ = 12011411201 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12011411233.

It is not an unprimeable number, because it can be changed into a prime (12011411239) 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, 261117613 + ... + 261117658.

It is an arithmetic number, because the mean of its divisors is an integer number (3133411632).

Almost surely, 2^12011411233 is an apocalyptic number.

It is an amenable number.

12011411233 is a deficient number, since it is larger than the sum of its proper divisors (522235295).

12011411233 is an equidigital number, since it uses as much as digits as its factorization.

12011411233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 522235294.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 12011411233 its reverse (33211411021), we get a palindrome (45222822254).

The spelling of 12011411233 in words is "twelve billion, eleven million, four hundred eleven thousand, two hundred thirty-three".