210022220071 has 2 divisors, whose sum is σ = 210022220072. Its totient is φ = 210022220070.

The previous prime is 210022220069. The next prime is 210022220077. The reversal of 210022220071 is 170022220012.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 210022220071 - 2¹ = 210022220069 is a prime.

Together with 210022220069, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210022220077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105011110035 + 105011110036.

It is an arithmetic number, because the mean of its divisors is an integer number (105011110036).

Almost surely, 2^210022220071 is an apocalyptic number.

210022220071 is a deficient number, since it is larger than the sum of its proper divisors (1).

210022220071 is an equidigital number, since it uses as much as digits as its factorization.

210022220071 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 19.

Adding to 210022220071 its reverse (170022220012), we get a palindrome (380044440083).

The spelling of 210022220071 in words is "two hundred ten billion, twenty-two million, two hundred twenty thousand, seventy-one".