11026216211 has 4 divisors (see below), whose sum is σ = 11606543400. Its totient is φ = 10445889024.

The previous prime is 11026216207. The next prime is 11026216213. The reversal of 11026216211 is 11261262011.

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 11026216211 - 2² = 11026216207 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11026216213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 290163566 + ... + 290163603.

It is an arithmetic number, because the mean of its divisors is an integer number (2901635850).

Almost surely, 2^11026216211 is an apocalyptic number.

11026216211 is a deficient number, since it is larger than the sum of its proper divisors (580327189).

11026216211 is an equidigital number, since it uses as much as digits as its factorization.

11026216211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 580327188.

The product of its (nonzero) digits is 288, while the sum is 23.

Adding to 11026216211 its reverse (11261262011), we get a palindrome (22287478222).

The spelling of 11026216211 in words is "eleven billion, twenty-six million, two hundred sixteen thousand, two hundred eleven".