213322131213211 has 12 divisors (see below), whose sum is σ = 227756827150600. Its totient is φ = 199248247003680.

The previous prime is 213322131213187. The next prime is 213322131213221. The reversal of 213322131213211 is 112312131223312.

It is not a de Polignac number, because 213322131213211 - 2³⁹ = 212772375399323 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 213322131213211.

It is not an unprimeable number, because it can be changed into a prime (213322131213221) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1113520626 + ... + 1113712183.

Almost surely, 2^{213322131213211} is an apocalyptic number.

213322131213211 is a deficient number, since it is larger than the sum of its proper divisors (14434695937389).

213322131213211 is an equidigital number, since it uses as much as digits as its factorization.

213322131213211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2227232970 (or 2227232899 counting only the distinct ones).

The product of its digits is 2592, while the sum is 28.

Adding to 213322131213211 its reverse (112312131223312), we get a palindrome (325634262436523).

The spelling of 213322131213211 in words is "two hundred thirteen trillion, three hundred twenty-two billion, one hundred thirty-one million, two hundred thirteen thousand, two hundred eleven".