11202100220220 has 192 divisors, whose sum is σ = 39849456869376. Its totient is φ = 2287277429760.

The previous prime is 11202100220191. The next prime is 11202100220239. The reversal of 11202100220220 is 2202200120211.

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 11202100220220.

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 63 ways as a sum of consecutive naturals, for example, 32922139 + ... + 33260658.

It is an arithmetic number, because the mean of its divisors is an integer number (207549254528).

Almost surely, 2^{11202100220220} is an apocalyptic number.

11202100220220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11202100220220 is an abundant number, since it is smaller than the sum of its proper divisors (28647356649156).

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

11202100220220 is a wasteful number, since it uses less digits than its factorization.

11202100220220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66182860 (or 66182858 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 11202100220220 its reverse (2202200120211), we get a palindrome (13404300340431).

The spelling of 11202100220220 in words is "eleven trillion, two hundred two billion, one hundred million, two hundred twenty thousand, two hundred twenty".