320131003231223 has 2 divisors, whose sum is σ = 320131003231224. Its totient is φ = 320131003231222.

The previous prime is 320131003231079. The next prime is 320131003231243. The reversal of 320131003231223 is 322132300131023.

It is a strong prime.

It is an emirp because it is prime and its reverse (322132300131023) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 320131003231223 - 2¹⁸ = 320131002969079 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 320131003231192 and 320131003231201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320131003231243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160065501615611 + 160065501615612.

It is an arithmetic number, because the mean of its divisors is an integer number (160065501615612).

Almost surely, 2^{320131003231223} is an apocalyptic number.

320131003231223 is a deficient number, since it is larger than the sum of its proper divisors (1).

320131003231223 is an equidigital number, since it uses as much as digits as its factorization.

320131003231223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 320131003231223 its reverse (322132300131023), we get a palindrome (642263303362246).

The spelling of 320131003231223 in words is "three hundred twenty trillion, one hundred thirty-one billion, three million, two hundred thirty-one thousand, two hundred twenty-three".