11101211210211 has 16 divisors (see below), whose sum is σ = 15600921420960. Its totient is φ = 7010784435200.

The previous prime is 11101211210129. The next prime is 11101211210239. The reversal of 11101211210211 is 11201211210111.

It is a cyclic number.

It is not a de Polignac number, because 11101211210211 - 2¹⁷ = 11101211079139 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11101211210291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1203770190 + ... + 1203779411.

It is an arithmetic number, because the mean of its divisors is an integer number (975057588810).

Almost surely, 2^{11101211210211} is an apocalyptic number.

11101211210211 is a deficient number, since it is larger than the sum of its proper divisors (4499710210749).

11101211210211 is a wasteful number, since it uses less digits than its factorization.

11101211210211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2407549686.

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 11101211210211 its reverse (11201211210111), we get a palindrome (22302422420322).

The spelling of 11101211210211 in words is "eleven trillion, one hundred one billion, two hundred eleven million, two hundred ten thousand, two hundred eleven".