320012331183427 has 2 divisors, whose sum is σ = 320012331183428. Its totient is φ = 320012331183426.

The previous prime is 320012331183407. The next prime is 320012331183443. The reversal of 320012331183427 is 724381133210023.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 320012331183427 - 2¹¹ = 320012331181379 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 320012331183427.

It is not a weakly prime, because it can be changed into another prime (320012331183407) 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 as a sum of consecutive naturals, namely, 160006165591713 + 160006165591714.

It is an arithmetic number, because the mean of its divisors is an integer number (160006165591714).

Almost surely, 2^{320012331183427} is an apocalyptic number.

320012331183427 is a deficient number, since it is larger than the sum of its proper divisors (1).

320012331183427 is an equidigital number, since it uses as much as digits as its factorization.

320012331183427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145152, while the sum is 40.

The spelling of 320012331183427 in words is "three hundred twenty trillion, twelve billion, three hundred thirty-one million, one hundred eighty-three thousand, four hundred twenty-seven".