212100300303 has 4 divisors (see below), whose sum is σ = 282800400408. Its totient is φ = 141400200200.

The previous prime is 212100300271. The next prime is 212100300317. The reversal of 212100300303 is 303003001212.

212100300303 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 212100300303 - 2⁵ = 212100300271 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212100300353) 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 3 ways as a sum of consecutive naturals, for example, 35350050048 + ... + 35350050053.

It is an arithmetic number, because the mean of its divisors is an integer number (70700100102).

Almost surely, 2^212100300303 is an apocalyptic number.

212100300303 is a deficient number, since it is larger than the sum of its proper divisors (70700100105).

212100300303 is an equidigital number, since it uses as much as digits as its factorization.

212100300303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70700100104.

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 212100300303 its reverse (303003001212), we get a palindrome (515103301515).

The spelling of 212100300303 in words is "two hundred twelve billion, one hundred million, three hundred thousand, three hundred three".