212012110203 has 4 divisors (see below), whose sum is σ = 282682813608. Its totient is φ = 141341406800.

The previous prime is 212012110181. The next prime is 212012110229. The reversal of 212012110203 is 302011210212.

212012110203 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 212012110203 - 2⁶ = 212012110139 is a prime.

It is not an unprimeable number, because it can be changed into a prime (212012110253) 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, 35335351698 + ... + 35335351703.

It is an arithmetic number, because the mean of its divisors is an integer number (70670703402).

Almost surely, 2^212012110203 is an apocalyptic number.

212012110203 is a deficient number, since it is larger than the sum of its proper divisors (70670703405).

212012110203 is an equidigital number, since it uses as much as digits as its factorization.

212012110203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70670703404.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 212012110203 its reverse (302011210212), we get a palindrome (514023320415).

The spelling of 212012110203 in words is "two hundred twelve billion, twelve million, one hundred ten thousand, two hundred three".