12231311203 has 2 divisors, whose sum is σ = 12231311204. Its totient is φ = 12231311202.

The previous prime is 12231311159. The next prime is 12231311263. The reversal of 12231311203 is 30211313221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12231311203 - 2¹⁷ = 12231180131 is a prime.

It is not a weakly prime, because it can be changed into another prime (12231311263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6115655601 + 6115655602.

It is an arithmetic number, because the mean of its divisors is an integer number (6115655602).

Almost surely, 2^12231311203 is an apocalyptic number.

12231311203 is a deficient number, since it is larger than the sum of its proper divisors (1).

12231311203 is an equidigital number, since it uses as much as digits as its factorization.

12231311203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 12231311203 its reverse (30211313221), we get a palindrome (42442624424).

The spelling of 12231311203 in words is "twelve billion, two hundred thirty-one million, three hundred eleven thousand, two hundred three".