320331112120211 has 2 divisors, whose sum is σ = 320331112120212. Its totient is φ = 320331112120210.

The previous prime is 320331112120189. The next prime is 320331112120241. The reversal of 320331112120211 is 112021211133023.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 320331112120211 - 2²⁶ = 320331045011347 is a prime.

It is a super-2 number, since 2×320331112120211² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (320331112120241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160165556060105 + 160165556060106.

It is an arithmetic number, because the mean of its divisors is an integer number (160165556060106).

Almost surely, 2^{320331112120211} is an apocalyptic number.

320331112120211 is a deficient number, since it is larger than the sum of its proper divisors (1).

320331112120211 is an equidigital number, since it uses as much as digits as its factorization.

320331112120211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 320331112120211 its reverse (112021211133023), we get a palindrome (432352323253234).

The spelling of 320331112120211 in words is "three hundred twenty trillion, three hundred thirty-one billion, one hundred twelve million, one hundred twenty thousand, two hundred eleven".