211222110010201 has 2 divisors, whose sum is σ = 211222110010202. Its totient is φ = 211222110010200.

The previous prime is 211222110010103. The next prime is 211222110010213. The reversal of 211222110010201 is 102010011222112.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 175955555750976 + 35266554259225 = 13264824^2 + 5938565^2 .

It is a cyclic number.

It is not a de Polignac number, because 211222110010201 - 2⁹ = 211222110009689 is a prime.

It is a super-2 number, since 2×211222110010201² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (211222110010271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105611055005100 + 105611055005101.

It is an arithmetic number, because the mean of its divisors is an integer number (105611055005101).

Almost surely, 2^{211222110010201} is an apocalyptic number.

It is an amenable number.

211222110010201 is a deficient number, since it is larger than the sum of its proper divisors (1).

211222110010201 is an equidigital number, since it uses as much as digits as its factorization.

211222110010201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 211222110010201 its reverse (102010011222112), we get a palindrome (313232121232313).

The spelling of 211222110010201 in words is "two hundred eleven trillion, two hundred twenty-two billion, one hundred ten million, ten thousand, two hundred one".