212404300221011 has 2 divisors, whose sum is σ = 212404300221012. Its totient is φ = 212404300221010.

The previous prime is 212404300220999. The next prime is 212404300221049. The reversal of 212404300221011 is 110122003404212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 212404300221011 - 2⁶ = 212404300220947 is a prime.

It is not a weakly prime, because it can be changed into another prime (212404300227011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106202150110505 + 106202150110506.

It is an arithmetic number, because the mean of its divisors is an integer number (106202150110506).

Almost surely, 2^{212404300221011} is an apocalyptic number.

212404300221011 is a deficient number, since it is larger than the sum of its proper divisors (1).

212404300221011 is an equidigital number, since it uses as much as digits as its factorization.

212404300221011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 212404300221011 its reverse (110122003404212), we get a palindrome (322526303625223).

The spelling of 212404300221011 in words is "two hundred twelve trillion, four hundred four billion, three hundred million, two hundred twenty-one thousand, eleven".