1323132131331 has 32 divisors (see below), whose sum is σ = 2080455148800. Its totient is φ = 828219047040.

The previous prime is 1323132131261. The next prime is 1323132131381. The reversal of 1323132131331 is 1331312313231.

1323132131331 is a `hidden beast` number, since 1 + 3 + 2 + 3 + 1 + 321 + 3 + 1 + 331 = 666.

It is not a de Polignac number, because 1323132131331 - 2¹⁷ = 1323132000259 is a prime.

It is a super-2 number, since 2×1323132131331² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 1323132131295 and 1323132131304.

It is not an unprimeable number, because it can be changed into a prime (1323132131381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3247585 + ... + 3632226.

It is an arithmetic number, because the mean of its divisors is an integer number (65014223400).

Almost surely, 2^{1323132131331} is an apocalyptic number.

1323132131331 is a deficient number, since it is larger than the sum of its proper divisors (757323017469).

1323132131331 is a wasteful number, since it uses less digits than its factorization.

1323132131331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6880256 (or 6880250 counting only the distinct ones).

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

Adding to 1323132131331 its reverse (1331312313231), we get a palindrome (2654444444562).

The spelling of 1323132131331 in words is "one trillion, three hundred twenty-three billion, one hundred thirty-two million, one hundred thirty-one thousand, three hundred thirty-one".