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11010022220 = 225550501111
BaseRepresentation
bin10100100000011111…
…11001101101001100
31001102022022002010202
422100033321231030
5140022031202340
65020302553032
7536560434101
oct122017715514
931368262122
1011010022220
11473a96371a
122173298778
131066026362
1476635caa8
154468bdc15
hex2903f9b4c

11010022220 has 12 divisors (see below), whose sum is σ = 23121046704. Its totient is φ = 4404008880.

The previous prime is 11010022213. The next prime is 11010022223. The reversal of 11010022220 is 2222001011.

It is a happy number.

11010022220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (11010022223) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 275250536 + ... + 275250575.

It is an arithmetic number, because the mean of its divisors is an integer number (1926753892).

Almost surely, 211010022220 is an apocalyptic number.

11010022220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11010022220 is an abundant number, since it is smaller than the sum of its proper divisors (12111024484).

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

11010022220 is a wasteful number, since it uses less digits than its factorization.

11010022220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550501120 (or 550501118 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 11010022220 its reverse (2222001011), we get a palindrome (13232023231).

The spelling of 11010022220 in words is "eleven billion, ten million, twenty-two thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 550501111 1101002222 2202004444 2752505555 5505011110 11010022220