212013022241 has 2 divisors, whose sum is σ = 212013022242. Its totient is φ = 212013022240.

The previous prime is 212013022237. The next prime is 212013022283. The reversal of 212013022241 is 142220310212.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 129474030625 + 82538991616 = 359825^2 + 287296^2 .

It is a cyclic number.

It is not a de Polignac number, because 212013022241 - 2² = 212013022237 is a prime.

It is not a weakly prime, because it can be changed into another prime (212013024241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106006511120 + 106006511121.

It is an arithmetic number, because the mean of its divisors is an integer number (106006511121).

Almost surely, 2^212013022241 is an apocalyptic number.

It is an amenable number.

212013022241 is a deficient number, since it is larger than the sum of its proper divisors (1).

212013022241 is an equidigital number, since it uses as much as digits as its factorization.

212013022241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 212013022241 its reverse (142220310212), we get a palindrome (354233332453).

The spelling of 212013022241 in words is "two hundred twelve billion, thirteen million, twenty-two thousand, two hundred forty-one".