11220620202 has 128 divisors (see below), whose sum is σ = 29621376000. Its totient is φ = 3110063040.

The previous prime is 11220620189. The next prime is 11220620249. The reversal of 11220620202 is 20202602211.

11220620202 is a `hidden beast` number, since 1 + 1 + 2 + 20 + 620 + 20 + 2 = 666.

11220620202 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

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, 310153 + ... + 344435.

It is an arithmetic number, because the mean of its divisors is an integer number (231417000).

Almost surely, 2^11220620202 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11220620202, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14810688000).

11220620202 is an abundant number, since it is smaller than the sum of its proper divisors (18400755798).

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

11220620202 is a wasteful number, since it uses less digits than its factorization.

11220620202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34353 (or 34347 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The spelling of 11220620202 in words is "eleven billion, two hundred twenty million, six hundred twenty thousand, two hundred two".