8214355211 has 2 divisors, whose sum is σ = 8214355212. Its totient is φ = 8214355210.

The previous prime is 8214355199. The next prime is 8214355243. The reversal of 8214355211 is 1125534128.

It is an a-pointer prime, because the next prime (8214355243) can be obtained adding 8214355211 to its sum of digits (32).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8214355211 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (8214355271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4107177605 + 4107177606.

It is an arithmetic number, because the mean of its divisors is an integer number (4107177606).

Almost surely, 2^8214355211 is an apocalyptic number.

8214355211 is a deficient number, since it is larger than the sum of its proper divisors (1).

8214355211 is an equidigital number, since it uses as much as digits as its factorization.

8214355211 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9600, while the sum is 32.

The square root of 8214355211 is about 90633.0801142717. The cubic root of 8214355211 is about 2017.7057253437.

Adding to 8214355211 its reverse (1125534128), we get a palindrome (9339889339).

The spelling of 8214355211 in words is "eight billion, two hundred fourteen million, three hundred fifty-five thousand, two hundred eleven".