323133143131 has 4 divisors (see below), whose sum is σ = 323368492752. Its totient is φ = 322897793512.

The previous prime is 323133143063. The next prime is 323133143147. The reversal of 323133143131 is 131341331323.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 131341331323 = 202747 ⋅647809.

It is a cyclic number.

It is not a de Polignac number, because 323133143131 - 2¹¹ = 323133141083 is a prime.

It is a super-2 number, since 2×323133143131² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 323133143131.

It is not an unprimeable number, because it can be changed into a prime (323133143171) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 117672751 + ... + 117675496.

It is an arithmetic number, because the mean of its divisors is an integer number (80842123188).

Almost surely, 2^323133143131 is an apocalyptic number.

323133143131 is a deficient number, since it is larger than the sum of its proper divisors (235349621).

323133143131 is a wasteful number, since it uses less digits than its factorization.

323133143131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235349620.

The product of its digits is 5832, while the sum is 28.

Adding to 323133143131 its reverse (131341331323), we get a palindrome (454474474454).

The spelling of 323133143131 in words is "three hundred twenty-three billion, one hundred thirty-three million, one hundred forty-three thousand, one hundred thirty-one".