212010222021211 has 2 divisors, whose sum is σ = 212010222021212. Its totient is φ = 212010222021210.

The previous prime is 212010222021193. The next prime is 212010222021239. The reversal of 212010222021211 is 112120222010212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 212010222021211 - 2⁵ = 212010222021179 is a prime.

It is not a weakly prime, because it can be changed into another prime (212010222021511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106005111010605 + 106005111010606.

It is an arithmetic number, because the mean of its divisors is an integer number (106005111010606).

Almost surely, 2^{212010222021211} is an apocalyptic number.

212010222021211 is a deficient number, since it is larger than the sum of its proper divisors (1).

212010222021211 is an equidigital number, since it uses as much as digits as its factorization.

212010222021211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 212010222021211 its reverse (112120222010212), we get a palindrome (324130444031423).

The spelling of 212010222021211 in words is "two hundred twelve trillion, ten billion, two hundred twenty-two million, twenty-one thousand, two hundred eleven".