212210102311 has 2 divisors, whose sum is σ = 212210102312. Its totient is φ = 212210102310.

The previous prime is 212210102309. The next prime is 212210102341. The reversal of 212210102311 is 113201012212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 212210102311 - 2¹ = 212210102309 is a prime.

Together with 212210102309, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212210102341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106105051155 + 106105051156.

It is an arithmetic number, because the mean of its divisors is an integer number (106105051156).

Almost surely, 2^212210102311 is an apocalyptic number.

212210102311 is a deficient number, since it is larger than the sum of its proper divisors (1).

212210102311 is an equidigital number, since it uses as much as digits as its factorization.

212210102311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 212210102311 its reverse (113201012212), we get a palindrome (325411114523).

Subtracting from 212210102311 its reverse (113201012212), we obtain a palindrome (99009090099).

The spelling of 212210102311 in words is "two hundred twelve billion, two hundred ten million, one hundred two thousand, three hundred eleven".