201222271147 has 2 divisors, whose sum is σ = 201222271148. Its totient is φ = 201222271146.

The previous prime is 201222271141. The next prime is 201222271181. The reversal of 201222271147 is 741172222102.

201222271147 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201222271147 is a prime.

It is not a weakly prime, because it can be changed into another prime (201222271141) 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, 100611135573 + 100611135574.

It is an arithmetic number, because the mean of its divisors is an integer number (100611135574).

Almost surely, 2^201222271147 is an apocalyptic number.

201222271147 is a deficient number, since it is larger than the sum of its proper divisors (1).

201222271147 is an equidigital number, since it uses as much as digits as its factorization.

201222271147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6272, while the sum is 31.

Adding to 201222271147 its reverse (741172222102), we get a palindrome (942394493249).

The spelling of 201222271147 in words is "two hundred one billion, two hundred twenty-two million, two hundred seventy-one thousand, one hundred forty-seven".