1323342311131 has 2 divisors, whose sum is σ = 1323342311132. Its totient is φ = 1323342311130.

The previous prime is 1323342311113. The next prime is 1323342311167. The reversal of 1323342311131 is 1311132433231.

Together with previous prime (1323342311113) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1323342311131 - 2¹¹ = 1323342309083 is a prime.

It is a super-2 number, since 2×1323342311131² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1323342311131.

It is not a weakly prime, because it can be changed into another prime (1323342311101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661671155565 + 661671155566.

It is an arithmetic number, because the mean of its divisors is an integer number (661671155566).

Almost surely, 2^{1323342311131} is an apocalyptic number.

1323342311131 is a deficient number, since it is larger than the sum of its proper divisors (1).

1323342311131 is an equidigital number, since it uses as much as digits as its factorization.

1323342311131 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3888, while the sum is 28.

Adding to 1323342311131 its reverse (1311132433231), we get a palindrome (2634474744362).

The spelling of 1323342311131 in words is "one trillion, three hundred twenty-three billion, three hundred forty-two million, three hundred eleven thousand, one hundred thirty-one".