213320031211 has 8 divisors (see below), whose sum is σ = 243875098880. Its totient is φ = 182785157928.

The previous prime is 213320031209. The next prime is 213320031251. The reversal of 213320031211 is 112130023312.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 213320031211 - 2¹ = 213320031209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (213320031251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5025951 + ... + 5068216.

It is an arithmetic number, because the mean of its divisors is an integer number (30484387360).

Almost surely, 2^213320031211 is an apocalyptic number.

213320031211 is a deficient number, since it is larger than the sum of its proper divisors (30555067669).

213320031211 is a wasteful number, since it uses less digits than its factorization.

213320031211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10097193.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 213320031211 its reverse (112130023312), we get a palindrome (325450054523).

The spelling of 213320031211 in words is "two hundred thirteen billion, three hundred twenty million, thirty-one thousand, two hundred eleven".