212221300211441 has 2 divisors, whose sum is σ = 212221300211442. Its totient is φ = 212221300211440.

The previous prime is 212221300211377. The next prime is 212221300211477. The reversal of 212221300211441 is 144112003122212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 127310511974416 + 84910788237025 = 11283196^2 + 9214705^2 .

It is a cyclic number.

It is not a de Polignac number, because 212221300211441 - 2⁶ = 212221300211377 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 212221300211441.

It is not a weakly prime, because it can be changed into another prime (212221300219441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106110650105720 + 106110650105721.

It is an arithmetic number, because the mean of its divisors is an integer number (106110650105721).

Almost surely, 2^{212221300211441} is an apocalyptic number.

It is an amenable number.

212221300211441 is a deficient number, since it is larger than the sum of its proper divisors (1).

212221300211441 is an equidigital number, since it uses as much as digits as its factorization.

212221300211441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1536, while the sum is 26.

Adding to 212221300211441 its reverse (144112003122212), we get a palindrome (356333303333653).

The spelling of 212221300211441 in words is "two hundred twelve trillion, two hundred twenty-one billion, three hundred million, two hundred eleven thousand, four hundred forty-one".