1323231210313 has 2 divisors, whose sum is σ = 1323231210314. Its totient is φ = 1323231210312.

The previous prime is 1323231210283. The next prime is 1323231210337. The reversal of 1323231210313 is 3130121323231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 855972835344 + 467258374969 = 925188^2 + 683563^2 .

It is a cyclic number.

It is not a de Polignac number, because 1323231210313 - 2¹⁷ = 1323231079241 is a prime.

It is not a weakly prime, because it can be changed into another prime (1323231510313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661615605156 + 661615605157.

It is an arithmetic number, because the mean of its divisors is an integer number (661615605157).

Almost surely, 2^{1323231210313} is an apocalyptic number.

It is an amenable number.

1323231210313 is a deficient number, since it is larger than the sum of its proper divisors (1).

1323231210313 is an equidigital number, since it uses as much as digits as its factorization.

1323231210313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 1323231210313 its reverse (3130121323231), we get a palindrome (4453352533544).

The spelling of 1323231210313 in words is "one trillion, three hundred twenty-three billion, two hundred thirty-one million, two hundred ten thousand, three hundred thirteen".