212020321113 has 24 divisors (see below), whose sum is σ = 328203814848. Its totient is φ = 131547268512.

The previous prime is 212020321061. The next prime is 212020321141. The reversal of 212020321113 is 311123020212.

212020321113 is a `hidden beast` number, since 212 + 0 + 20 + 321 + 113 = 666.

It is not a de Polignac number, because 212020321113 - 2⁶ = 212020321049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (212020321613) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13833595 + ... + 13848912.

It is an arithmetic number, because the mean of its divisors is an integer number (13675158952).

Almost surely, 2^212020321113 is an apocalyptic number.

212020321113 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

212020321113 is a deficient number, since it is larger than the sum of its proper divisors (116183493735).

212020321113 is a wasteful number, since it uses less digits than its factorization.

212020321113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27682573 (or 27682570 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 212020321113 its reverse (311123020212), we get a palindrome (523143341325).

The spelling of 212020321113 in words is "two hundred twelve billion, twenty million, three hundred twenty-one thousand, one hundred thirteen".