211210212119971 has 2 divisors, whose sum is σ = 211210212119972. Its totient is φ = 211210212119970.

The previous prime is 211210212119927. The next prime is 211210212119981. The reversal of 211210212119971 is 179911212012112.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 211210212119971 - 2¹³ = 211210212111779 is a prime.

It is not a weakly prime, because it can be changed into another prime (211210212119981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105605106059985 + 105605106059986.

It is an arithmetic number, because the mean of its divisors is an integer number (105605106059986).

Almost surely, 2^{211210212119971} is an apocalyptic number.

211210212119971 is a deficient number, since it is larger than the sum of its proper divisors (1).

211210212119971 is an equidigital number, since it uses as much as digits as its factorization.

211210212119971 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 40.

The spelling of 211210212119971 in words is "two hundred eleven trillion, two hundred ten billion, two hundred twelve million, one hundred nineteen thousand, nine hundred seventy-one".