212130220210211 has 2 divisors, whose sum is σ = 212130220210212. Its totient is φ = 212130220210210.

The previous prime is 212130220210199. The next prime is 212130220210217. The reversal of 212130220210211 is 112012022031212.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212130220210211 is a prime.

It is a super-2 number, since 2×212130220210211² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (212130220210217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106065110105105 + 106065110105106.

It is an arithmetic number, because the mean of its divisors is an integer number (106065110105106).

Almost surely, 2^{212130220210211} is an apocalyptic number.

212130220210211 is a deficient number, since it is larger than the sum of its proper divisors (1).

212130220210211 is an equidigital number, since it uses as much as digits as its factorization.

212130220210211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 212130220210211 its reverse (112012022031212), we get a palindrome (324142242241423).

The spelling of 212130220210211 in words is "two hundred twelve trillion, one hundred thirty billion, two hundred twenty million, two hundred ten thousand, two hundred eleven".