163111411335211 has 2 divisors, whose sum is σ = 163111411335212. Its totient is φ = 163111411335210.

The previous prime is 163111411335209. The next prime is 163111411335221. The reversal of 163111411335211 is 112533114111361.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 163111411335211 - 2¹ = 163111411335209 is a prime.

Together with 163111411335209, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (163111411335221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81555705667605 + 81555705667606.

It is an arithmetic number, because the mean of its divisors is an integer number (81555705667606).

Almost surely, 2^{163111411335211} is an apocalyptic number.

163111411335211 is a deficient number, since it is larger than the sum of its proper divisors (1).

163111411335211 is an equidigital number, since it uses as much as digits as its factorization.

163111411335211 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6480, while the sum is 34.

Adding to 163111411335211 its reverse (112533114111361), we get a palindrome (275644525446572).

The spelling of 163111411335211 in words is "one hundred sixty-three trillion, one hundred eleven billion, four hundred eleven million, three hundred thirty-five thousand, two hundred eleven".