12331320103 has 2 divisors, whose sum is σ = 12331320104. Its totient is φ = 12331320102.

The previous prime is 12331320059. The next prime is 12331320121. The reversal of 12331320103 is 30102313321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12331320103 - 2²⁵ = 12297765671 is a prime.

It is a super-2 number, since 2×12331320103² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12331321103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6165660051 + 6165660052.

It is an arithmetic number, because the mean of its divisors is an integer number (6165660052).

Almost surely, 2^12331320103 is an apocalyptic number.

12331320103 is a deficient number, since it is larger than the sum of its proper divisors (1).

12331320103 is an equidigital number, since it uses as much as digits as its factorization.

12331320103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 12331320103 its reverse (30102313321), we get a palindrome (42433633424).

The spelling of 12331320103 in words is "twelve billion, three hundred thirty-one million, three hundred twenty thousand, one hundred three".