11102221022211 has 16 divisors (see below), whose sum is σ = 17942983470720. Its totient is φ = 6728618801160.

The previous prime is 11102221022197. The next prime is 11102221022239. The reversal of 11102221022211 is 11222012220111.

It is not a de Polignac number, because 11102221022211 - 2⁶ = 11102221022147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11102221022281) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18690607485 + ... + 18690608078.

It is an arithmetic number, because the mean of its divisors is an integer number (1121436466920).

Almost surely, 2^{11102221022211} is an apocalyptic number.

11102221022211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11102221022211 is a deficient number, since it is larger than the sum of its proper divisors (6840762448509).

11102221022211 is a wasteful number, since it uses less digits than its factorization.

11102221022211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37381215583 (or 37381215577 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 11102221022211 its reverse (11222012220111), we get a palindrome (22324233242322).

The spelling of 11102221022211 in words is "eleven trillion, one hundred two billion, two hundred twenty-one million, twenty-two thousand, two hundred eleven".