1323102319993 has 2 divisors, whose sum is σ = 1323102319994. Its totient is φ = 1323102319992.

The previous prime is 1323102319951. The next prime is 1323102320011. The reversal of 1323102319993 is 3999132013231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1111784665744 + 211317654249 = 1054412^2 + 459693^2 .

It is an emirp because it is prime and its reverse (3999132013231) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1323102319993 - 2²⁵ = 1323068765561 is a prime.

It is not a weakly prime, because it can be changed into another prime (1323102319493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661551159996 + 661551159997.

It is an arithmetic number, because the mean of its divisors is an integer number (661551159997).

Almost surely, 2^{1323102319993} is an apocalyptic number.

It is an amenable number.

1323102319993 is a deficient number, since it is larger than the sum of its proper divisors (1).

1323102319993 is an equidigital number, since it uses as much as digits as its factorization.

1323102319993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 236196, while the sum is 46.

The spelling of 1323102319993 in words is "one trillion, three hundred twenty-three billion, one hundred two million, three hundred nineteen thousand, nine hundred ninety-three".