1323032131313 has 8 divisors (see below), whose sum is σ = 1423822429800. Its totient is φ = 1224793486080.

The previous prime is 1323032131261. The next prime is 1323032131433. The reversal of 1323032131313 is 3131312303231.

It can be written as a sum of positive squares in 4 ways, for example, as 140697759409 + 1182334371904 = 375097^2 + 1087352^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1323032131313 - 2¹⁸ = 1323031869169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1323032137313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 637912238 + ... + 637914311.

It is an arithmetic number, because the mean of its divisors is an integer number (177977803725).

Almost surely, 2^{1323032131313} is an apocalyptic number.

It is an amenable number.

1323032131313 is a deficient number, since it is larger than the sum of its proper divisors (100790298487).

1323032131313 is a wasteful number, since it uses less digits than its factorization.

1323032131313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1275826627.

The product of its (nonzero) digits is 2916, while the sum is 26.

Adding to 1323032131313 its reverse (3131312303231), we get a palindrome (4454344434544).

The spelling of 1323032131313 in words is "one trillion, three hundred twenty-three billion, thirty-two million, one hundred thirty-one thousand, three hundred thirteen".