212020217113 has 2 divisors, whose sum is σ = 212020217114. Its totient is φ = 212020217112.

The previous prime is 212020217099. The next prime is 212020217137. The reversal of 212020217113 is 311712020212.

212020217113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 167250735369 + 44769481744 = 408963^2 + 211588^2 .

It is a cyclic number.

It is not a de Polignac number, because 212020217113 - 2²⁹ = 211483346201 is a prime.

It is not a weakly prime, because it can be changed into another prime (212020227113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106010108556 + 106010108557.

It is an arithmetic number, because the mean of its divisors is an integer number (106010108557).

Almost surely, 2^212020217113 is an apocalyptic number.

It is an amenable number.

212020217113 is a deficient number, since it is larger than the sum of its proper divisors (1).

212020217113 is an equidigital number, since it uses as much as digits as its factorization.

212020217113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 336, while the sum is 22.

Adding to 212020217113 its reverse (311712020212), we get a palindrome (523732237325).

The spelling of 212020217113 in words is "two hundred twelve billion, twenty million, two hundred seventeen thousand, one hundred thirteen".