11010211202220 has 48 divisors (see below), whose sum is σ = 30834554059008. Its totient is φ = 2935488445120.

The previous prime is 11010211202189. The next prime is 11010211202239. The reversal of 11010211202220 is 2220211201011.

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 11010211202220.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17433264 + ... + 18053783.

It is an arithmetic number, because the mean of its divisors is an integer number (642386542896).

Almost surely, 2^{11010211202220} is an apocalyptic number.

11010211202220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11010211202220 is an abundant number, since it is smaller than the sum of its proper divisors (19824342856788).

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

11010211202220 is a wasteful number, since it uses less digits than its factorization.

11010211202220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35492230 (or 35492228 counting only the distinct ones).

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

Adding to 11010211202220 its reverse (2220211201011), we get a palindrome (13230422403231).

The spelling of 11010211202220 in words is "eleven trillion, ten billion, two hundred eleven million, two hundred two thousand, two hundred twenty".