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12222010210018 = 27873000729287
BaseRepresentation
bin1011000111011010100010…
…0100111011011011100010
31121021102010220110022021111
42301312220210323123202
53100221134103210033
641554414115213534
72401003543451020
oct261665044733342
947242126408244
1012222010210018
113992364155614
12145485a5a72aa
136a86b89c706b
14303796d3b710
15162dc883d7cd
hexb1da893b6e2

12222010210018 has 8 divisors (see below), whose sum is σ = 20952017502912. Its totient is φ = 5238004375716.

The previous prime is 12222010210013. The next prime is 12222010210043. The reversal of 12222010210018 is 81001201022221.

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

It is not an unprimeable number, because it can be changed into a prime (12222010210013) 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 3 ways as a sum of consecutive naturals, for example, 436500364630 + ... + 436500364657.

It is an arithmetic number, because the mean of its divisors is an integer number (2619002187864).

Almost surely, 212222010210018 is an apocalyptic number.

12222010210018 is a deficient number, since it is larger than the sum of its proper divisors (8730007292894).

12222010210018 is an equidigital number, since it uses as much as digits as its factorization.

12222010210018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 873000729296.

The product of its (nonzero) digits is 256, while the sum is 22.

Adding to 12222010210018 its reverse (81001201022221), we get a palindrome (93223211232239).

The spelling of 12222010210018 in words is "twelve trillion, two hundred twenty-two billion, ten million, two hundred ten thousand, eighteen".

Divisors: 1 2 7 14 873000729287 1746001458574 6111005105009 12222010210018