11102222220220 has 24 divisors (see below), whose sum is σ = 23328737140464. Its totient is φ = 4438208797056.

The previous prime is 11102222220211. The next prime is 11102222220223. The reversal of 11102222220220 is 2202222220111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11102222220223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 167471722 + ... + 167538001.

It is an arithmetic number, because the mean of its divisors is an integer number (972030714186).

Almost surely, 2^{11102222220220} is an apocalyptic number.

11102222220220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11102222220220 is an abundant number, since it is smaller than the sum of its proper divisors (12226514920244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11102222220220 is a wasteful number, since it uses less digits than its factorization.

11102222220220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335011389 (or 335011387 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 11102222220220 its reverse (2202222220111), we get a palindrome (13304444440331).

The spelling of 11102222220220 in words is "eleven trillion, one hundred two billion, two hundred twenty-two million, two hundred twenty thousand, two hundred twenty".