11102221011211 has 32 divisors (see below), whose sum is σ = 12713708367360. Its totient is φ = 9596398521600.

The previous prime is 11102221011191. The next prime is 11102221011223. The reversal of 11102221011211 is 11211012220111.

It is not a de Polignac number, because 11102221011211 - 2⁷ = 11102221011083 is a prime.

It is a super-2 number, since 2×11102221011211² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11102221051211) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 102659655 + ... + 102767743.

It is an arithmetic number, because the mean of its divisors is an integer number (397303386480).

Almost surely, 2^{11102221011211} is an apocalyptic number.

11102221011211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11102221011211 is a deficient number, since it is larger than the sum of its proper divisors (1611487356149).

11102221011211 is a wasteful number, since it uses less digits than its factorization.

11102221011211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110547.

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

Adding to 11102221011211 its reverse (11211012220111), we get a palindrome (22313233231322).

The spelling of 11102221011211 in words is "eleven trillion, one hundred two billion, two hundred twenty-one million, eleven thousand, two hundred eleven".