323133133132013 has 4 divisors (see below), whose sum is σ = 327559614407868. Its totient is φ = 318706651856160.

The previous prime is 323133133131959. The next prime is 323133133132081. The reversal of 323133133132013 is 310231331331323.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 57812102144329 + 265321030987684 = 7603427^2 + 16288678^2 .

It is a cyclic number.

It is not a de Polignac number, because 323133133132013 - 2¹⁰ = 323133133130989 is a prime.

It is a super-2 number, since 2×323133133132013² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323133133132213) 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, 2213240637818 + ... + 2213240637963.

It is an arithmetic number, because the mean of its divisors is an integer number (81889903601967).

Almost surely, 2^{323133133132013} is an apocalyptic number.

It is an amenable number.

323133133132013 is a deficient number, since it is larger than the sum of its proper divisors (4426481275855).

323133133132013 is an equidigital number, since it uses as much as digits as its factorization.

323133133132013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4426481275854.

The product of its (nonzero) digits is 26244, while the sum is 32.

Adding to 323133133132013 its reverse (310231331331323), we get a palindrome (633364464463336).

The spelling of 323133133132013 in words is "three hundred twenty-three trillion, one hundred thirty-three billion, one hundred thirty-three million, one hundred thirty-two thousand, thirteen".