212021100303 has 8 divisors (see below), whose sum is σ = 282739142400. Its totient is φ = 141325229208.

The previous prime is 212021100287. The next prime is 212021100311. The reversal of 212021100303 is 303001120212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 212021100303 - 2⁴ = 212021100287 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212021100103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5520423 + ... + 5558696.

It is an arithmetic number, because the mean of its divisors is an integer number (35342392800).

Almost surely, 2^212021100303 is an apocalyptic number.

212021100303 is a deficient number, since it is larger than the sum of its proper divisors (70718042097).

212021100303 is a wasteful number, since it uses less digits than its factorization.

212021100303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11085501.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 212021100303 its reverse (303001120212), we get a palindrome (515022220515).

The spelling of 212021100303 in words is "two hundred twelve billion, twenty-one million, one hundred thousand, three hundred three".