212001110203 has 4 divisors (see below), whose sum is σ = 214684668640. Its totient is φ = 209317551768.

The previous prime is 212001110201. The next prime is 212001110311. The reversal of 212001110203 is 302011100212.

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 212001110203 - 2¹ = 212001110201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212001110201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1341779100 + ... + 1341779257.

It is an arithmetic number, because the mean of its divisors is an integer number (53671167160).

Almost surely, 2^212001110203 is an apocalyptic number.

212001110203 is a deficient number, since it is larger than the sum of its proper divisors (2683558437).

212001110203 is an equidigital number, since it uses as much as digits as its factorization.

212001110203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2683558436.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 212001110203 its reverse (302011100212), we get a palindrome (514012210415).

Subtracting 212001110203 from its reverse (302011100212), we obtain a palindrome (90009990009).

The spelling of 212001110203 in words is "two hundred twelve billion, one million, one hundred ten thousand, two hundred three".