213013021310211 has 4 divisors (see below), whose sum is σ = 284017361746952. Its totient is φ = 142008680873472.

The previous prime is 213013021310179. The next prime is 213013021310213. The reversal of 213013021310211 is 112013120310312.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 213013021310211 - 2⁵ = 213013021310179 is a prime.

It is a super-2 number, since 2×213013021310211² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213013021310213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35502170218366 + ... + 35502170218371.

It is an arithmetic number, because the mean of its divisors is an integer number (71004340436738).

Almost surely, 2^{213013021310211} is an apocalyptic number.

213013021310211 is a deficient number, since it is larger than the sum of its proper divisors (71004340436741).

213013021310211 is an equidigital number, since it uses as much as digits as its factorization.

213013021310211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71004340436740.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 213013021310211 its reverse (112013120310312), we get a palindrome (325026141620523).

The spelling of 213013021310211 in words is "two hundred thirteen trillion, thirteen billion, twenty-one million, three hundred ten thousand, two hundred eleven".