11102221000211 has 4 divisors (see below), whose sum is σ = 12111513818424. Its totient is φ = 10092928182000.

The previous prime is 11102221000177. The next prime is 11102221000223. The reversal of 11102221000211 is 11200012220111.

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 11102221000211 - 2³⁸ = 10827343093267 is a prime.

It is a super-2 number, since 2×11102221000211² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11102221000261) 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, 504646409090 + ... + 504646409111.

It is an arithmetic number, because the mean of its divisors is an integer number (3027878454606).

Almost surely, 2^{11102221000211} is an apocalyptic number.

11102221000211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11102221000211 is a deficient number, since it is larger than the sum of its proper divisors (1009292818213).

11102221000211 is a wasteful number, since it uses less digits than its factorization.

11102221000211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1009292818212.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 11102221000211 its reverse (11200012220111), we get a palindrome (22302233220322).

The spelling of 11102221000211 in words is "eleven trillion, one hundred two billion, two hundred twenty-one million, two hundred eleven", and thus it is an aban number.