12312231133303 has 2 divisors, whose sum is σ = 12312231133304. Its totient is φ = 12312231133302.

The previous prime is 12312231133289. The next prime is 12312231133339. The reversal of 12312231133303 is 30333113221321.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12312231133303 - 2¹³ = 12312231125111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12312231133003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6156115566651 + 6156115566652.

It is an arithmetic number, because the mean of its divisors is an integer number (6156115566652).

Almost surely, 2^{12312231133303} is an apocalyptic number.

12312231133303 is a deficient number, since it is larger than the sum of its proper divisors (1).

12312231133303 is an equidigital number, since it uses as much as digits as its factorization.

12312231133303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5832, while the sum is 28.

Adding to 12312231133303 its reverse (30333113221321), we get a palindrome (42645344354624).

The spelling of 12312231133303 in words is "twelve trillion, three hundred twelve billion, two hundred thirty-one million, one hundred thirty-three thousand, three hundred three".