11211340011 has 16 divisors (see below), whose sum is σ = 15178089600. Its totient is φ = 7359504768.

The previous prime is 11211340009. The next prime is 11211340027. The reversal of 11211340011 is 11004311211.

It is not a de Polignac number, because 11211340011 - 2¹ = 11211340009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11211340031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 513720 + ... + 535098.

It is an arithmetic number, because the mean of its divisors is an integer number (948630600).

Almost surely, 2^11211340011 is an apocalyptic number.

11211340011 is a deficient number, since it is larger than the sum of its proper divisors (3966749589).

11211340011 is a wasteful number, since it uses less digits than its factorization.

11211340011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24058.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 11211340011 its reverse (11004311211), we get a palindrome (22215651222).

The spelling of 11211340011 in words is "eleven billion, two hundred eleven million, three hundred forty thousand, eleven".