11110021200211 has 4 divisors (see below), whose sum is σ = 11131345617624. Its totient is φ = 11088696782800.

The previous prime is 11110021200169. The next prime is 11110021200227. The reversal of 11110021200211 is 11200212001111.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 11110021200211 - 2²³ = 11110012811603 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11110021200191 and 11110021200200.

It is not an unprimeable number, because it can be changed into a prime (11110021200281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10662207925 + ... + 10662208966.

It is an arithmetic number, because the mean of its divisors is an integer number (2782836404406).

Almost surely, 2^{11110021200211} is an apocalyptic number.

11110021200211 is a deficient number, since it is larger than the sum of its proper divisors (21324417413).

11110021200211 is an equidigital number, since it uses as much as digits as its factorization.

11110021200211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21324417412.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11110021200211 its reverse (11200212001111), we get a palindrome (22310233201322).

The spelling of 11110021200211 in words is "eleven trillion, one hundred ten billion, twenty-one million, two hundred thousand, two hundred eleven".