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11201200002220 = 2251972842944163
BaseRepresentation
bin1010001011111111101110…
…0011000001010010101100
31110122211020212221210101111
42202333323203001102230
52432010024200032340
635453432113521404
72234155115035144
oct242777343012254
943584225853344
1011201200002220
113629447428588
12130aa4b273264
136333652386c7
142aa1d8b87924
15146580169aea
hexa2ffb8c14ac

11201200002220 has 24 divisors (see below), whose sum is σ = 23641923667824. Its totient is φ = 4457736446016.

The previous prime is 11201200002217. The next prime is 11201200002221. The reversal of 11201200002220 is 2220000210211.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 11201200002220.

It is not an unprimeable number, because it can be changed into a prime (11201200002221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1421468142 + ... + 1421476021.

It is an arithmetic number, because the mean of its divisors is an integer number (985080152826).

Almost surely, 211201200002220 is an apocalyptic number.

11201200002220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11201200002220 is an abundant number, since it is smaller than the sum of its proper divisors (12440723665604).

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

11201200002220 is a wasteful number, since it uses less digits than its factorization.

11201200002220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2842944369 (or 2842944367 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 11201200002220 its reverse (2220000210211), we get a palindrome (13421200212431).

The spelling of 11201200002220 in words is "eleven trillion, two hundred one billion, two hundred million, two thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 197 394 788 985 1970 3940 2842944163 5685888326 11371776652 14214720815 28429441630 56858883260 560060000111 1120120000222 2240240000444 2800300000555 5600600001110 11201200002220