212013202111 has 2 divisors, whose sum is σ = 212013202112.
Its totient is φ = 212013202110.
The previous prime is 212013202103. The next prime is 212013202133. The reversal of 212013202111 is 111202310212.
Adding to 212013202111 its reverse (111202310212), we get a palindrome (323215512323).
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 212013202111 - 23 = 212013202103 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (212013202711) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106006601055 + 106006601056.
It is an arithmetic number, because the mean of its divisors is an integer number (106006601056).
Almost surely, 2212013202111 is an apocalyptic number.
212013202111 is a deficient number, since it is larger than the sum of its proper divisors (1).
212013202111 is an equidigital number, since it uses as much as digits as its factorization.
212013202111 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 48, while the sum is 16.
The spelling of 212013202111 in words is "two hundred twelve billion, thirteen million, two hundred two thousand, one hundred eleven".