12301233233 has 4 divisors (see below), whose sum is σ = 12302711460. Its totient is φ = 12299755008.

The previous prime is 12301233211. The next prime is 12301233257. The reversal of 12301233233 is 33233210321.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 33233210321 = 6221 ⋅5342101.

It can be written as a sum of positive squares in 2 ways, for example, as 5039296144 + 7261937089 = 70988^2 + 85217^2 .

It is a cyclic number.

It is not a de Polignac number, because 12301233233 - 2⁶ = 12301233169 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12301233199 and 12301233208.

It is not an unprimeable number, because it can be changed into a prime (12301233283) 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, 726560 + ... + 743297.

It is an arithmetic number, because the mean of its divisors is an integer number (3075677865).

Almost surely, 2^12301233233 is an apocalyptic number.

It is an amenable number.

12301233233 is a deficient number, since it is larger than the sum of its proper divisors (1478227).

12301233233 is an equidigital number, since it uses as much as digits as its factorization.

12301233233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1478226.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 12301233233 its reverse (33233210321), we get a palindrome (45534443554).

The spelling of 12301233233 in words is "twelve billion, three hundred one million, two hundred thirty-three thousand, two hundred thirty-three".