11343031211 has 4 divisors (see below), whose sum is σ = 11344679424. Its totient is φ = 11341383000.

The previous prime is 11343031169. The next prime is 11343031229. The reversal of 11343031211 is 11213034311.

11343031211 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 is a cyclic number.

It is not a de Polignac number, because 11343031211 - 2¹⁰ = 11343030187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11343031111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 813740 + ... + 827561.

It is an arithmetic number, because the mean of its divisors is an integer number (2836169856).

Almost surely, 2^11343031211 is an apocalyptic number.

11343031211 is a deficient number, since it is larger than the sum of its proper divisors (1648213).

11343031211 is an equidigital number, since it uses as much as digits as its factorization.

11343031211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1648212.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 11343031211 its reverse (11213034311), we get a palindrome (22556065522).

The spelling of 11343031211 in words is "eleven billion, three hundred forty-three million, thirty-one thousand, two hundred eleven".