2211221101147 has 2 divisors, whose sum is σ = 2211221101148. Its totient is φ = 2211221101146.

The previous prime is 2211221101087. The next prime is 2211221101151. The reversal of 2211221101147 is 7411011221122.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2211221101147 is a prime.

It is not a weakly prime, because it can be changed into another prime (2211221101247) 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, 1105610550573 + 1105610550574.

It is an arithmetic number, because the mean of its divisors is an integer number (1105610550574).

Almost surely, 2^{2211221101147} is an apocalyptic number.

2211221101147 is a deficient number, since it is larger than the sum of its proper divisors (1).

2211221101147 is an equidigital number, since it uses as much as digits as its factorization.

2211221101147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 448, while the sum is 25.

Adding to 2211221101147 its reverse (7411011221122), we get a palindrome (9622232322269).

The spelling of 2211221101147 in words is "two trillion, two hundred eleven billion, two hundred twenty-one million, one hundred one thousand, one hundred forty-seven".