1323000002143 has 2 divisors, whose sum is σ = 1323000002144. Its totient is φ = 1323000002142.

The previous prime is 1323000002059. The next prime is 1323000002171. The reversal of 1323000002143 is 3412000003231.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1323000002143 - 2²⁵ = 1322966447711 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1323000002143.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1323000000143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661500001071 + 661500001072.

It is an arithmetic number, because the mean of its divisors is an integer number (661500001072).

Almost surely, 2^{1323000002143} is an apocalyptic number.

1323000002143 is a deficient number, since it is larger than the sum of its proper divisors (1).

1323000002143 is an equidigital number, since it uses as much as digits as its factorization.

1323000002143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 1323000002143 its reverse (3412000003231), we get a palindrome (4735000005374).

The spelling of 1323000002143 in words is "one trillion, three hundred twenty-three billion, two thousand, one hundred forty-three".