212440314311 has 2 divisors, whose sum is σ = 212440314312. Its totient is φ = 212440314310.

The previous prime is 212440314299. The next prime is 212440314319. The reversal of 212440314311 is 113413044212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 212440314311 - 2¹⁰ = 212440313287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212440314319) 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, 106220157155 + 106220157156.

It is an arithmetic number, because the mean of its divisors is an integer number (106220157156).

Almost surely, 2^212440314311 is an apocalyptic number.

212440314311 is a deficient number, since it is larger than the sum of its proper divisors (1).

212440314311 is an equidigital number, since it uses as much as digits as its factorization.

212440314311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 212440314311 its reverse (113413044212), we get a palindrome (325853358523).

The spelling of 212440314311 in words is "two hundred twelve billion, four hundred forty million, three hundred fourteen thousand, three hundred eleven".