11100211211 has 8 divisors (see below), whose sum is σ = 11154643104. Its totient is φ = 11045885760.

The previous prime is 11100211201. The next prime is 11100211231. The reversal of 11100211211 is 11211200111.

11100211211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 11100211211 - 2¹⁸ = 11099949067 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11100211192 and 11100211201.

It is not an unprimeable number, because it can be changed into a prime (11100211201) 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 7 ways as a sum of consecutive naturals, for example, 186626 + ... + 238808.

It is an arithmetic number, because the mean of its divisors is an integer number (1394330388).

Almost surely, 2^11100211211 is an apocalyptic number.

11100211211 is a deficient number, since it is larger than the sum of its proper divisors (54431893).

11100211211 is an equidigital number, since it uses as much as digits as its factorization.

11100211211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53221.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 11100211211 its reverse (11211200111), we get a palindrome (22311411322).

The spelling of 11100211211 in words is "eleven billion, one hundred million, two hundred eleven thousand, two hundred eleven".