12231320301 has 8 divisors (see below), whose sum is σ = 18120474560. Its totient is φ = 8154213516.

The previous prime is 12231320221. The next prime is 12231320323. The reversal of 12231320301 is 10302313221.

12231320301 is a `hidden beast` number, since 12 + 2 + 31 + 320 + 301 = 666.

12231320301 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-12231320301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12231320341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 226505905 + ... + 226505958.

It is an arithmetic number, because the mean of its divisors is an integer number (2265059320).

Almost surely, 2^12231320301 is an apocalyptic number.

It is an amenable number.

12231320301 is a deficient number, since it is larger than the sum of its proper divisors (5889154259).

12231320301 is an equidigital number, since it uses as much as digits as its factorization.

12231320301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 453011872 (or 453011866 counting only the distinct ones).

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

Adding to 12231320301 its reverse (10302313221), we get a palindrome (22533633522).

The spelling of 12231320301 in words is "twelve billion, two hundred thirty-one million, three hundred twenty thousand, three hundred one".