12111302003 has 2 divisors, whose sum is σ = 12111302004. Its totient is φ = 12111302002.

The previous prime is 12111301973. The next prime is 12111302017. The reversal of 12111302003 is 30020311121.

It is an a-pointer prime, because the next prime (12111302017) can be obtained adding 12111302003 to its sum of digits (14).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12111302003 - 2¹⁰ = 12111300979 is a prime.

It is not a weakly prime, because it can be changed into another prime (12111302033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6055651001 + 6055651002.

It is an arithmetic number, because the mean of its divisors is an integer number (6055651002).

Almost surely, 2^12111302003 is an apocalyptic number.

12111302003 is a deficient number, since it is larger than the sum of its proper divisors (1).

12111302003 is an equidigital number, since it uses as much as digits as its factorization.

12111302003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 12111302003 its reverse (30020311121), we get a palindrome (42131613124).

The spelling of 12111302003 in words is "twelve billion, one hundred eleven million, three hundred two thousand, three".