12012231322033 has 4 divisors (see below), whose sum is σ = 12012441306228. Its totient is φ = 12012021337840.

The previous prime is 12012231322001. The next prime is 12012231322067. The reversal of 12012231322033 is 33022313221021.

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

It can be written as a sum of positive squares in 2 ways, for example, as 10036680197184 + 1975551124849 = 3168072^2 + 1405543^2 .

It is a cyclic number.

It is not a de Polignac number, because 12012231322033 - 2⁵ = 12012231322001 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12012231321989 and 12012231322007.

It is not an unprimeable number, because it can be changed into a prime (12012231322093) 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, 104906266 + ... + 105020707.

It is an arithmetic number, because the mean of its divisors is an integer number (3003110326557).

Almost surely, 2^{12012231322033} is an apocalyptic number.

It is an amenable number.

12012231322033 is a deficient number, since it is larger than the sum of its proper divisors (209984195).

12012231322033 is an equidigital number, since it uses as much as digits as its factorization.

12012231322033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209984194.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 12012231322033 its reverse (33022313221021), we get a palindrome (45034544543054).

The spelling of 12012231322033 in words is "twelve trillion, twelve billion, two hundred thirty-one million, three hundred twenty-two thousand, thirty-three".