320441324231 has 4 divisors (see below), whose sum is σ = 366218656272. Its totient is φ = 274663992192.

The previous prime is 320441324227. The next prime is 320441324233. The reversal of 320441324231 is 132423144023.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 132423144023 = 23 ⋅5757528001.

It is a cyclic number.

It is not a de Polignac number, because 320441324231 - 2² = 320441324227 is a prime.

It is a super-2 number, since 2×320441324231² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 320441324194 and 320441324203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320441324233) 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, 22888666010 + ... + 22888666023.

It is an arithmetic number, because the mean of its divisors is an integer number (91554664068).

Almost surely, 2^320441324231 is an apocalyptic number.

320441324231 is a deficient number, since it is larger than the sum of its proper divisors (45777332041).

320441324231 is an equidigital number, since it uses as much as digits as its factorization.

320441324231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45777332040.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 320441324231 its reverse (132423144023), we get a palindrome (452864468254).

The spelling of 320441324231 in words is "three hundred twenty billion, four hundred forty-one million, three hundred twenty-four thousand, two hundred thirty-one".