1323132331113 has 12 divisors (see below), whose sum is σ = 1977094288260. Its totient is φ = 851671385376.

The previous prime is 1323132331109. The next prime is 1323132331141. The reversal of 1323132331113 is 3111332313231.

1323132331113 is a `hidden beast` number, since 1 + 3 + 2 + 313 + 2 + 331 + 1 + 13 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 652842992169 + 670289338944 = 807987^2 + 818712^2 .

It is not a de Polignac number, because 1323132331113 - 2² = 1323132331109 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1323132331513) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2534736006 + ... + 2534736527.

It is an arithmetic number, because the mean of its divisors is an integer number (164757857355).

Almost surely, 2^{1323132331113} is an apocalyptic number.

It is an amenable number.

1323132331113 is a deficient number, since it is larger than the sum of its proper divisors (653961957147).

1323132331113 is a wasteful number, since it uses less digits than its factorization.

1323132331113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5069472568 (or 5069472565 counting only the distinct ones).

The product of its digits is 2916, while the sum is 27.

Adding to 1323132331113 its reverse (3111332313231), we get a palindrome (4434464644344).

The spelling of 1323132331113 in words is "one trillion, three hundred twenty-three billion, one hundred thirty-two million, three hundred thirty-one thousand, one hundred thirteen".