12001433233 has 2 divisors, whose sum is σ = 12001433234. Its totient is φ = 12001433232.

The previous prime is 12001433219. The next prime is 12001433243. The reversal of 12001433233 is 33233410021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11947145809 + 54287424 = 109303^2 + 7368^2 .

It is a cyclic number.

It is not a de Polignac number, because 12001433233 - 2²⁵ = 11967878801 is a prime.

It is not a weakly prime, because it can be changed into another prime (12001433243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6000716616 + 6000716617.

It is an arithmetic number, because the mean of its divisors is an integer number (6000716617).

Almost surely, 2^12001433233 is an apocalyptic number.

It is an amenable number.

12001433233 is a deficient number, since it is larger than the sum of its proper divisors (1).

12001433233 is an equidigital number, since it uses as much as digits as its factorization.

12001433233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 12001433233 its reverse (33233410021), we get a palindrome (45234843254).

The spelling of 12001433233 in words is "twelve billion, one million, four hundred thirty-three thousand, two hundred thirty-three".