201211020212227 has 2 divisors, whose sum is σ = 201211020212228. Its totient is φ = 201211020212226.

The previous prime is 201211020212203. The next prime is 201211020212261. The reversal of 201211020212227 is 722212020112102.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201211020212227 is a prime.

It is not a weakly prime, because it can be changed into another prime (201211020218227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100605510106113 + 100605510106114.

It is an arithmetic number, because the mean of its divisors is an integer number (100605510106114).

Almost surely, 2^{201211020212227} is an apocalyptic number.

201211020212227 is a deficient number, since it is larger than the sum of its proper divisors (1).

201211020212227 is an equidigital number, since it uses as much as digits as its factorization.

201211020212227 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 896, while the sum is 25.

Adding to 201211020212227 its reverse (722212020112102), we get a palindrome (923423040324329).

The spelling of 201211020212227 in words is "two hundred one trillion, two hundred eleven billion, twenty million, two hundred twelve thousand, two hundred twenty-seven".