213331202201 has 4 divisors (see below), whose sum is σ = 229741294692. Its totient is φ = 196921109712.

The previous prime is 213331202177. The next prime is 213331202239. The reversal of 213331202201 is 102202133312.

213331202201 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 can be written as a sum of positive squares in 2 ways, for example, as 123225571225 + 90105630976 = 351035^2 + 300176^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-213331202201 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (213331202261) 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, 8205046226 + ... + 8205046251.

It is an arithmetic number, because the mean of its divisors is an integer number (57435323673).

Almost surely, 2^213331202201 is an apocalyptic number.

It is an amenable number.

213331202201 is a deficient number, since it is larger than the sum of its proper divisors (16410092491).

213331202201 is a wasteful number, since it uses less digits than its factorization.

213331202201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16410092490.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 213331202201 its reverse (102202133312), we get a palindrome (315533335513).

The spelling of 213331202201 in words is "two hundred thirteen billion, three hundred thirty-one million, two hundred two thousand, two hundred one".