12033244423 has 4 divisors (see below), whose sum is σ = 12094327080. Its totient is φ = 11972161768.

The previous prime is 12033244387. The next prime is 12033244459. The reversal of 12033244423 is 32444233021.

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

It is an interprime number because it is at equal distance from previous prime (12033244387) and next prime (12033244459).

It is a cyclic number.

It is not a de Polignac number, because 12033244423 - 2¹³ = 12033236231 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12033244391 and 12033244400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12033214423) 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 3 ways as a sum of consecutive naturals, for example, 30541033 + ... + 30541426.

It is an arithmetic number, because the mean of its divisors is an integer number (3023581770).

Almost surely, 2^12033244423 is an apocalyptic number.

12033244423 is a deficient number, since it is larger than the sum of its proper divisors (61082657).

12033244423 is an equidigital number, since it uses as much as digits as its factorization.

12033244423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61082656.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 12033244423 its reverse (32444233021), we get a palindrome (44477477444).

The spelling of 12033244423 in words is "twelve billion, thirty-three million, two hundred forty-four thousand, four hundred twenty-three".