320455255131211 has 2 divisors, whose sum is σ = 320455255131212. Its totient is φ = 320455255131210.

The previous prime is 320455255131169. The next prime is 320455255131217. The reversal of 320455255131211 is 112131552554023.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 320455255131211 - 2¹⁵ = 320455255098443 is a prime.

It is not a weakly prime, because it can be changed into another prime (320455255131217) 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, 160227627565605 + 160227627565606.

It is an arithmetic number, because the mean of its divisors is an integer number (160227627565606).

Almost surely, 2^{320455255131211} is an apocalyptic number.

320455255131211 is a deficient number, since it is larger than the sum of its proper divisors (1).

320455255131211 is an equidigital number, since it uses as much as digits as its factorization.

320455255131211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 180000, while the sum is 40.

The spelling of 320455255131211 in words is "three hundred twenty trillion, four hundred fifty-five billion, two hundred fifty-five million, one hundred thirty-one thousand, two hundred eleven".