323133120321031 has 4 divisors (see below), whose sum is σ = 323306196445192. Its totient is φ = 322960044196872.

The previous prime is 323133120321029. The next prime is 323133120321043. The reversal of 323133120321031 is 130123021331323.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 323133120321031 - 2¹ = 323133120321029 is a prime.

It is a super-2 number, since 2×323133120321031² (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 (323133120331031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86538059280 + ... + 86538063013.

It is an arithmetic number, because the mean of its divisors is an integer number (80826549111298).

Almost surely, 2^{323133120321031} is an apocalyptic number.

323133120321031 is a deficient number, since it is larger than the sum of its proper divisors (173076124161).

323133120321031 is a wasteful number, since it uses less digits than its factorization.

323133120321031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173076124160.

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

Adding to 323133120321031 its reverse (130123021331323), we get a palindrome (453256141652354).

The spelling of 323133120321031 in words is "three hundred twenty-three trillion, one hundred thirty-three billion, one hundred twenty million, three hundred twenty-one thousand, thirty-one".