2211143320311 has 32 divisors (see below), whose sum is σ = 3095449344000. Its totient is φ = 1402105251840.

The previous prime is 2211143320307. The next prime is 2211143320343. The reversal of 2211143320311 is 1130233411122.

It is not a de Polignac number, because 2211143320311 - 2² = 2211143320307 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2211143320361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32059015 + ... + 32127911.

It is an arithmetic number, because the mean of its divisors is an integer number (96732792000).

Almost surely, 2^{2211143320311} is an apocalyptic number.

2211143320311 is a deficient number, since it is larger than the sum of its proper divisors (884306023689).

2211143320311 is a wasteful number, since it uses less digits than its factorization.

2211143320311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74839.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 2211143320311 its reverse (1130233411122), we get a palindrome (3341376731433).

The spelling of 2211143320311 in words is "two trillion, two hundred eleven billion, one hundred forty-three million, three hundred twenty thousand, three hundred eleven".