2011322223211 has 4 divisors (see below), whose sum is σ = 2298653969392. Its totient is φ = 1723990477032.

The previous prime is 2011322223181. The next prime is 2011322223217. The reversal of 2011322223211 is 1123222231102.

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 2011322223211 - 2²³ = 2011313834603 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2011322223217) 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, 143665873080 + ... + 143665873093.

It is an arithmetic number, because the mean of its divisors is an integer number (574663492348).

Almost surely, 2^{2011322223211} is an apocalyptic number.

2011322223211 is a deficient number, since it is larger than the sum of its proper divisors (287331746181).

2011322223211 is an equidigital number, since it uses as much as digits as its factorization.

2011322223211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287331746180.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 2011322223211 its reverse (1123222231102), we get a palindrome (3134544454313).

The spelling of 2011322223211 in words is "two trillion, eleven billion, three hundred twenty-two million, two hundred twenty-three thousand, two hundred eleven".