210211010071 has 2 divisors, whose sum is σ = 210211010072. Its totient is φ = 210211010070.

The previous prime is 210211010057. The next prime is 210211010089. The reversal of 210211010071 is 170010112012.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-210211010071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210211010171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105105505035 + 105105505036.

It is an arithmetic number, because the mean of its divisors is an integer number (105105505036).

Almost surely, 2^210211010071 is an apocalyptic number.

210211010071 is a deficient number, since it is larger than the sum of its proper divisors (1).

210211010071 is an equidigital number, since it uses as much as digits as its factorization.

210211010071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28, while the sum is 16.

Adding to 210211010071 its reverse (170010112012), we get a palindrome (380221122083).

The spelling of 210211010071 in words is "two hundred ten billion, two hundred eleven million, ten thousand, seventy-one".