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2223113112 = 2332112806961
BaseRepresentation
bin1000010010000010…
…0000001110011000
312201221011211212200
42010200200032120
514023104104422
61004333010200
7106043102223
oct20440401630
95657154780
102223113112
11a40986870
12520623960
13295764a5c
141713765ba
15d02852ac
hex84820398

2223113112 has 48 divisors (see below), whose sum is σ = 6568291080. Its totient is φ = 673670400.

The previous prime is 2223113089. The next prime is 2223113119. The reversal of 2223113112 is 2113113222.

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

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2223113119) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1402689 + ... + 1404272.

Almost surely, 22223113112 is an apocalyptic number.

2223113112 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2223113112 is an abundant number, since it is smaller than the sum of its proper divisors (4345177968).

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

2223113112 is a wasteful number, since it uses less digits than its factorization.

2223113112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2806984 (or 2806977 counting only the distinct ones).

The product of its digits is 144, while the sum is 18.

The square root of 2223113112 is about 47149.9004452820. The cubic root of 2223113112 is about 1305.1302428692.

Adding to 2223113112 its reverse (2113113222), we get a palindrome (4336226334).

The spelling of 2223113112 in words is "two billion, two hundred twenty-three million, one hundred thirteen thousand, one hundred twelve".

Divisors: 1 2 3 4 6 8 9 11 12 18 22 24 33 36 44 66 72 88 99 132 198 264 396 792 2806961 5613922 8420883 11227844 16841766 22455688 25262649 30876571 33683532 50525298 61753142 67367064 92629713 101050596 123506284 185259426 202101192 247012568 277889139 370518852 555778278 741037704 1111556556 2223113112