320231533012441 has 2 divisors, whose sum is σ = 320231533012442. Its totient is φ = 320231533012440.

The previous prime is 320231533012381. The next prime is 320231533012451. The reversal of 320231533012441 is 144210335132023.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 185986752188416 + 134244780824025 = 13637696^2 + 11586405^2 .

It is a cyclic number.

It is not a de Polignac number, because 320231533012441 - 2²³ = 320231524623833 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 320231533012397 and 320231533012406.

It is not a weakly prime, because it can be changed into another prime (320231533012451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160115766506220 + 160115766506221.

It is an arithmetic number, because the mean of its divisors is an integer number (160115766506221).

Almost surely, 2^{320231533012441} is an apocalyptic number.

It is an amenable number.

320231533012441 is a deficient number, since it is larger than the sum of its proper divisors (1).

320231533012441 is an equidigital number, since it uses as much as digits as its factorization.

320231533012441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51840, while the sum is 34.

Adding to 320231533012441 its reverse (144210335132023), we get a palindrome (464441868144464).

The spelling of 320231533012441 in words is "three hundred twenty trillion, two hundred thirty-one billion, five hundred thirty-three million, twelve thousand, four hundred forty-one".