12031328938919 has 2 divisors, whose sum is σ = 12031328938920. Its totient is φ = 12031328938918.

The previous prime is 12031328938901. The next prime is 12031328938921. The reversal of 12031328938919 is 91983982313021.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12031328938919 - 2²⁰ = 12031327890343 is a prime.

It is a super-2 number, since 2×12031328938919² (a number of 27 digits) contains 22 as substring.

Together with 12031328938921, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12031328938939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6015664469459 + 6015664469460.

It is an arithmetic number, because the mean of its divisors is an integer number (6015664469460).

Almost surely, 2^{12031328938919} is an apocalyptic number.

12031328938919 is a deficient number, since it is larger than the sum of its proper divisors (1).

12031328938919 is an equidigital number, since it uses as much as digits as its factorization.

12031328938919 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5038848, while the sum is 59.

The spelling of 12031328938919 in words is "twelve trillion, thirty-one billion, three hundred twenty-eight million, nine hundred thirty-eight thousand, nine hundred nineteen".