12320031203 has 2 divisors, whose sum is σ = 12320031204. Its totient is φ = 12320031202.

The previous prime is 12320031193. The next prime is 12320031209. The reversal of 12320031203 is 30213002321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12320031203 - 2¹² = 12320027107 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (12320031209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6160015601 + 6160015602.

It is an arithmetic number, because the mean of its divisors is an integer number (6160015602).

Almost surely, 2^12320031203 is an apocalyptic number.

12320031203 is a deficient number, since it is larger than the sum of its proper divisors (1).

12320031203 is an equidigital number, since it uses as much as digits as its factorization.

12320031203 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 17.

Adding to 12320031203 its reverse (30213002321), we get a palindrome (42533033524).

The spelling of 12320031203 in words is "twelve billion, three hundred twenty million, thirty-one thousand, two hundred three".