11102210120220 has 96 divisors (see below), whose sum is σ = 31982356132608. Its totient is φ = 2876450683392.

The previous prime is 11102210120191. The next prime is 11102210120237. The reversal of 11102210120220 is 2202101220111.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 11102210120220.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18622594 + ... + 19209513.

It is an arithmetic number, because the mean of its divisors is an integer number (333149543048).

Almost surely, 2^{11102210120220} is an apocalyptic number.

11102210120220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11102210120220 is an abundant number, since it is smaller than the sum of its proper divisors (20880146012388).

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

11102210120220 is a wasteful number, since it uses less digits than its factorization.

11102210120220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37832259 (or 37832257 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 11102210120220 its reverse (2202101220111), we get a palindrome (13304311340331).

The spelling of 11102210120220 in words is "eleven trillion, one hundred two billion, two hundred ten million, one hundred twenty thousand, two hundred twenty".