212113133203 has 4 divisors (see below), whose sum is σ = 213047552520. Its totient is φ = 211178713888.

The previous prime is 212113133191. The next prime is 212113133237. The reversal of 212113133203 is 302331311212.

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 212113133203 - 2²⁵ = 212079578771 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212113113203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 467209318 + ... + 467209771.

It is an arithmetic number, because the mean of its divisors is an integer number (53261888130).

Almost surely, 2^212113133203 is an apocalyptic number.

212113133203 is a deficient number, since it is larger than the sum of its proper divisors (934419317).

212113133203 is an equidigital number, since it uses as much as digits as its factorization.

212113133203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 934419316.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 212113133203 its reverse (302331311212), we get a palindrome (514444444415).

The spelling of 212113133203 in words is "two hundred twelve billion, one hundred thirteen million, one hundred thirty-three thousand, two hundred three".