1323100331929 has 2 divisors, whose sum is σ = 1323100331930. Its totient is φ = 1323100331928.

The previous prime is 1323100331909. The next prime is 1323100332017. The reversal of 1323100331929 is 9291330013231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1316350066329 + 6750265600 = 1147323^2 + 82160^2 .

It is a cyclic number.

It is not a de Polignac number, because 1323100331929 - 2⁵ = 1323100331897 is a prime.

It is a super-2 number, since 2×1323100331929² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1323100331909) 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, 661550165964 + 661550165965.

It is an arithmetic number, because the mean of its divisors is an integer number (661550165965).

Almost surely, 2^{1323100331929} is an apocalyptic number.

It is an amenable number.

1323100331929 is a deficient number, since it is larger than the sum of its proper divisors (1).

1323100331929 is an equidigital number, since it uses as much as digits as its factorization.

1323100331929 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26244, while the sum is 37.

The spelling of 1323100331929 in words is "one trillion, three hundred twenty-three billion, one hundred million, three hundred thirty-one thousand, nine hundred twenty-nine".