321132203323 has 4 divisors (see below), whose sum is σ = 331491306688. Its totient is φ = 310773099960.

The previous prime is 321132203317. The next prime is 321132203339. The reversal of 321132203323 is 323302231123.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 323302231123 = 3529 ⋅91612987.

It is a cyclic number.

It is not a de Polignac number, because 321132203323 - 2²⁹ = 320595332411 is a prime.

It is a super-2 number, since 2×321132203323² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (321132203303) 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, 5179551636 + ... + 5179551697.

It is an arithmetic number, because the mean of its divisors is an integer number (82872826672).

Almost surely, 2^321132203323 is an apocalyptic number.

321132203323 is a deficient number, since it is larger than the sum of its proper divisors (10359103365).

321132203323 is a wasteful number, since it uses less digits than its factorization.

321132203323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10359103364.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 321132203323 its reverse (323302231123), we get a palindrome (644434434446).

The spelling of 321132203323 in words is "three hundred twenty-one billion, one hundred thirty-two million, two hundred three thousand, three hundred twenty-three".