2211313320311 has 4 divisors (see below), whose sum is σ = 2287565503800. Its totient is φ = 2135061136824.

The previous prime is 2211313320277. The next prime is 2211313320323. The reversal of 2211313320311 is 1130233131122.

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

It is a cyclic number.

It is not a de Polignac number, because 2211313320311 - 2³⁴ = 2194133451127 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 (2211313920311) 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 3 ways as a sum of consecutive naturals, for example, 38126091701 + ... + 38126091758.

It is an arithmetic number, because the mean of its divisors is an integer number (571891375950).

Almost surely, 2^{2211313320311} is an apocalyptic number.

2211313320311 is a deficient number, since it is larger than the sum of its proper divisors (76252183489).

2211313320311 is an equidigital number, since it uses as much as digits as its factorization.

2211313320311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76252183488.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 2211313320311 its reverse (1130233131122), we get a palindrome (3341546451433).

The spelling of 2211313320311 in words is "two trillion, two hundred eleven billion, three hundred thirteen million, three hundred twenty thousand, three hundred eleven".