11411212211 has 16 divisors (see below), whose sum is σ = 13218174144. Its totient is φ = 9649096704.

The previous prime is 11411212207. The next prime is 11411212213. The reversal of 11411212211 is 11221211411.

It is a cyclic number.

It is not a de Polignac number, because 11411212211 - 2² = 11411212207 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11411212211.

It is not an unprimeable number, because it can be changed into a prime (11411212213) 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, 185681 + ... + 239373.

It is an arithmetic number, because the mean of its divisors is an integer number (826135884).

Almost surely, 2^11411212211 is an apocalyptic number.

11411212211 is a deficient number, since it is larger than the sum of its proper divisors (1806961933).

11411212211 is an equidigital number, since it uses as much as digits as its factorization.

11411212211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54110.

The product of its digits is 32, while the sum is 17.

Adding to 11411212211 its reverse (11221211411), we get a palindrome (22632423622).

The spelling of 11411212211 in words is "eleven billion, four hundred eleven million, two hundred twelve thousand, two hundred eleven".