11202220200220 has 144 divisors (see below), whose sum is σ = 28316240426880. Its totient is φ = 3707380454400.

The previous prime is 11202220200173. The next prime is 11202220200247. The reversal of 11202220200220 is 2200202220211.

It is a junction number, because it is equal to n+sod(n) for n = 11202220200194 and 11202220200203.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 116786680 + ... + 116882560.

It is an arithmetic number, because the mean of its divisors is an integer number (196640558520).

Almost surely, 2^{11202220200220} is an apocalyptic number.

11202220200220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11202220200220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14158120213440).

11202220200220 is an abundant number, since it is smaller than the sum of its proper divisors (17114020226660).

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

11202220200220 is a wasteful number, since it uses less digits than its factorization.

11202220200220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100044 (or 100035 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 11202220200220 its reverse (2200202220211), we get a palindrome (13402422420431).

The spelling of 11202220200220 in words is "eleven trillion, two hundred two billion, two hundred twenty million, two hundred thousand, two hundred twenty".