12023112033 has 6 divisors (see below), whose sum is σ = 17366717394. Its totient is φ = 8015408016.

The previous prime is 12023112019. The next prime is 12023112037. The reversal of 12023112033 is 33021132021.

It can be written as a sum of positive squares in only one way, i.e., 12015886689 + 7225344 = 109617^2 + 2688^2 .

It is not a de Polignac number, because 12023112033 - 2⁸ = 12023111777 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12023111997 and 12023112015.

It is not an unprimeable number, because it can be changed into a prime (12023112037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 667950660 + ... + 667950677.

It is an arithmetic number, because the mean of its divisors is an integer number (2894452899).

Almost surely, 2^12023112033 is an apocalyptic number.

It is an amenable number.

12023112033 is a deficient number, since it is larger than the sum of its proper divisors (5343605361).

12023112033 is a wasteful number, since it uses less digits than its factorization.

12023112033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1335901343 (or 1335901340 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 12023112033 its reverse (33021132021), we get a palindrome (45044244054).

The spelling of 12023112033 in words is "twelve billion, twenty-three million, one hundred twelve thousand, thirty-three".