212201212303 has 4 divisors (see below), whose sum is σ = 215797843080. Its totient is φ = 208604581528.

The previous prime is 212201212277. The next prime is 212201212313. The reversal of 212201212303 is 303212102212.

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 212201212303 - 2²⁹ = 211664341391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212201212313) 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, 1798315300 + ... + 1798315417.

It is an arithmetic number, because the mean of its divisors is an integer number (53949460770).

Almost surely, 2^212201212303 is an apocalyptic number.

212201212303 is a deficient number, since it is larger than the sum of its proper divisors (3596630777).

212201212303 is an equidigital number, since it uses as much as digits as its factorization.

212201212303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3596630776.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 212201212303 its reverse (303212102212), we get a palindrome (515413314515).

The spelling of 212201212303 in words is "two hundred twelve billion, two hundred one million, two hundred twelve thousand, three hundred three".