1329203468231 has 2 divisors, whose sum is σ = 1329203468232. Its totient is φ = 1329203468230.

The previous prime is 1329203468191. The next prime is 1329203468233. The reversal of 1329203468231 is 1328643029231.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1329203468231 is a prime.

It is a super-2 number, since 2×1329203468231² (a number of 25 digits) contains 22 as substring.

Together with 1329203468233, 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 (1329203468233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 664601734115 + 664601734116.

It is an arithmetic number, because the mean of its divisors is an integer number (664601734116).

Almost surely, 2^{1329203468231} is an apocalyptic number.

1329203468231 is a deficient number, since it is larger than the sum of its proper divisors (1).

1329203468231 is an equidigital number, since it uses as much as digits as its factorization.

1329203468231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 373248, while the sum is 44.

The spelling of 1329203468231 in words is "one trillion, three hundred twenty-nine billion, two hundred three million, four hundred sixty-eight thousand, two hundred thirty-one".