11211302211 has 8 divisors (see below), whose sum is σ = 15048728400. Its totient is φ = 7424038752.

The previous prime is 11211302191. The next prime is 11211302227. The reversal of 11211302211 is 11220311211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11211302211 - 2¹³ = 11211294019 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11211302231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12540160 + ... + 12541053.

It is an arithmetic number, because the mean of its divisors is an integer number (1881091050).

Almost surely, 2^11211302211 is an apocalyptic number.

11211302211 is a deficient number, since it is larger than the sum of its proper divisors (3837426189).

11211302211 is a wasteful number, since it uses less digits than its factorization.

11211302211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25081365.

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

Adding to 11211302211 its reverse (11220311211), we get a palindrome (22431613422).

The spelling of 11211302211 in words is "eleven billion, two hundred eleven million, three hundred two thousand, two hundred eleven".