220111210147 has 2 divisors, whose sum is σ = 220111210148. Its totient is φ = 220111210146.

The previous prime is 220111210061. The next prime is 220111210171. The reversal of 220111210147 is 741012111022.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 220111210147 - 2¹¹ = 220111208099 is a prime.

It is not a weakly prime, because it can be changed into another prime (220111270147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110055605073 + 110055605074.

It is an arithmetic number, because the mean of its divisors is an integer number (110055605074).

Almost surely, 2^220111210147 is an apocalyptic number.

220111210147 is a deficient number, since it is larger than the sum of its proper divisors (1).

220111210147 is an equidigital number, since it uses as much as digits as its factorization.

220111210147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 224, while the sum is 22.

Adding to 220111210147 its reverse (741012111022), we get a palindrome (961123321169).

The spelling of 220111210147 in words is "two hundred twenty billion, one hundred eleven million, two hundred ten thousand, one hundred forty-seven".