2211333320213 has 4 divisors (see below), whose sum is σ = 2214487862028. Its totient is φ = 2208178778400.

The previous prime is 2211333320201. The next prime is 2211333320233. The reversal of 2211333320213 is 3120233331122.

2211333320213 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 1344873937969 + 866459382244 = 1159687^2 + 930838^2 .

It is a cyclic number.

It is not a de Polignac number, because 2211333320213 - 2⁴ = 2211333320197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2211333320233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1577269856 + ... + 1577271257.

It is an arithmetic number, because the mean of its divisors is an integer number (553621965507).

Almost surely, 2^{2211333320213} is an apocalyptic number.

It is an amenable number.

2211333320213 is a deficient number, since it is larger than the sum of its proper divisors (3154541815).

2211333320213 is an equidigital number, since it uses as much as digits as its factorization.

2211333320213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3154541814.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 2211333320213 its reverse (3120233331122), we get a palindrome (5331566651335).

The spelling of 2211333320213 in words is "two trillion, two hundred eleven billion, three hundred thirty-three million, three hundred twenty thousand, two hundred thirteen".