212020300231 has 16 divisors (see below), whose sum is σ = 217277645184.
Its totient is φ = 206825994144.
The previous prime is 212020300201. The next prime is 212020300279. The reversal of 212020300231 is 132003020212.
212020300231 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 212020300231 - 211 = 212020298183 is a prime.
It is a super-2 number, since 2×2120203002312 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (212020300201) 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 in 15 ways as a sum of consecutive naturals, for example, 31346656 + ... + 31353418.
It is an arithmetic number, because the mean of its divisors is an integer number (13579852824).
Almost surely, 2212020300231 is an apocalyptic number.
212020300231 is a deficient number, since it is larger than the sum of its proper divisors (5257344953).
212020300231 is a wasteful number, since it uses less digits than its factorization.
212020300231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11310.
The product of its (nonzero) digits is 144, while the sum is 16.
Adding to 212020300231 its reverse (132003020212), we get a palindrome (344023320443).
The spelling of 212020300231 in words is "two hundred twelve billion, twenty million, three hundred thousand, two hundred thirty-one".