11100121010211 has 4 divisors (see below), whose sum is σ = 14800161346952. Its totient is φ = 7400080673472.

The previous prime is 11100121010159. The next prime is 11100121010249. The reversal of 11100121010211 is 11201012100111.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 11100121010211 - 2³⁹ = 10550365196323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11100121010261) 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, 1850020168366 + ... + 1850020168371.

It is an arithmetic number, because the mean of its divisors is an integer number (3700040336738).

Almost surely, 2^{11100121010211} is an apocalyptic number.

11100121010211 is a deficient number, since it is larger than the sum of its proper divisors (3700040336741).

11100121010211 is an equidigital number, since it uses as much as digits as its factorization.

11100121010211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3700040336740.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 11100121010211 its reverse (11201012100111), we get a palindrome (22301133110322).

The spelling of 11100121010211 in words is "eleven trillion, one hundred billion, one hundred twenty-one million, ten thousand, two hundred eleven".