213323122313211 has 16 divisors (see below), whose sum is σ = 288072540725760. Its totient is φ = 140395075897440.

The previous prime is 213323122313177. The next prime is 213323122313221. The reversal of 213323122313211 is 112313221323312.

It is a happy number.

It is not a de Polignac number, because 213323122313211 - 2⁷ = 213323122313083 is a prime.

It is not an unprimeable number, because it can be changed into a prime (213323122313221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62908020 + ... + 66212273.

It is an arithmetic number, because the mean of its divisors is an integer number (18004533795360).

Almost surely, 2^{213323122313211} is an apocalyptic number.

213323122313211 is a deficient number, since it is larger than the sum of its proper divisors (74749418412549).

213323122313211 is a wasteful number, since it uses less digits than its factorization.

213323122313211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129127346.

The product of its digits is 7776, while the sum is 30.

Adding to 213323122313211 its reverse (112313221323312), we get a palindrome (325636343636523).

The spelling of 213323122313211 in words is "two hundred thirteen trillion, three hundred twenty-three billion, one hundred twenty-two million, three hundred thirteen thousand, two hundred eleven".