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12013302223 = 138311133737
BaseRepresentation
bin10110011000000110…
…00111000111001111
31011000020010222120101
423030003013013033
5144100401132343
65304022431531
7603462245506
oct131403070717
934006128511
1012013302223
11510521784a
1223b32925a7
131195b41470
1481d6c183d
154a49ebe4d
hex2cc0c71cf

12013302223 has 8 divisors (see below), whose sum is σ = 13093275888. Its totient is φ = 10955596224.

The previous prime is 12013302209. The next prime is 12013302227. The reversal of 12013302223 is 32220331021.

12013302223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12013302223 - 213 = 12013294031 is a prime.

It is a super-2 number, since 2×120133022232 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12013302223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12013302227) 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 7 ways as a sum of consecutive naturals, for example, 5565790 + ... + 5567947.

It is an arithmetic number, because the mean of its divisors is an integer number (1636659486).

Almost surely, 212013302223 is an apocalyptic number.

12013302223 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

12013302223 is a deficient number, since it is larger than the sum of its proper divisors (1079973665).

12013302223 is a wasteful number, since it uses less digits than its factorization.

12013302223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11133833.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 12013302223 its reverse (32220331021), we get a palindrome (44233633244).

The spelling of 12013302223 in words is "twelve billion, thirteen million, three hundred two thousand, two hundred twenty-three".

Divisors: 1 13 83 1079 11133737 144738581 924100171 12013302223