212032241 has 2 divisors, whose sum is σ = 212032242. Its totient is φ = 212032240.

The previous prime is 212032231. The next prime is 212032243. The reversal of 212032241 is 142230212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 156975841 + 55056400 = 12529^2 + 7420^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212032241 is a prime.

It is a Sophie Germain prime.

Together with 212032243, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (212032243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106016120 + 106016121.

It is an arithmetic number, because the mean of its divisors is an integer number (106016121).

Almost surely, 2^212032241 is an apocalyptic number.

It is an amenable number.

212032241 is a deficient number, since it is larger than the sum of its proper divisors (1).

212032241 is an equidigital number, since it uses as much as digits as its factorization.

212032241 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 17.

The square root of 212032241 is about 14561.3268969555. The cubic root of 212032241 is about 596.3034213556.

Adding to 212032241 its reverse (142230212), we get a palindrome (354262453).

The spelling of 212032241 in words is "two hundred twelve million, thirty-two thousand, two hundred forty-one".