211234201 has 2 divisors, whose sum is σ = 211234202. Its totient is φ = 211234200.

The previous prime is 211234193. The next prime is 211234213. The reversal of 211234201 is 102432112.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 148840000 + 62394201 = 12200^2 + 7899^2 .

It is a cyclic number.

It is not a de Polignac number, because 211234201 - 2³ = 211234193 is a prime.

It is not a weakly prime, because it can be changed into another prime (211234271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105617100 + 105617101.

It is an arithmetic number, because the mean of its divisors is an integer number (105617101).

Almost surely, 2^211234201 is an apocalyptic number.

It is an amenable number.

211234201 is a deficient number, since it is larger than the sum of its proper divisors (1).

211234201 is an equidigital number, since it uses as much as digits as its factorization.

211234201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 211234201 is about 14533.8983414637. The cubic root of 211234201 is about 595.5543650518.

Adding to 211234201 its reverse (102432112), we get a palindrome (313666313).

The spelling of 211234201 in words is "two hundred eleven million, two hundred thirty-four thousand, two hundred one".