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12012313230003 = 323174091496087
BaseRepresentation
bin1010111011001101010110…
…1010011011101010110011
31120112100212202120222221010
42232303111222123222303
53033302204141330003
641314214105202003
72346601214520162
oct256632552335263
946470782528833
1012012313230003
113911436726849
121420097490303
136919aa704cb8
142d75830553d9
1515c703e15003
hexaecd5a9bab3

12012313230003 has 8 divisors (see below), whose sum is σ = 16712783624448. Its totient is φ = 7660025827784.

The previous prime is 12012313229999. The next prime is 12012313230019. The reversal of 12012313230003 is 30003231321021.

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

It is not a de Polignac number, because 12012313230003 - 22 = 12012313229999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12012313230083) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87045747975 + ... + 87045748112.

It is an arithmetic number, because the mean of its divisors is an integer number (2089097953056).

Almost surely, 212012313230003 is an apocalyptic number.

12012313230003 is a deficient number, since it is larger than the sum of its proper divisors (4700470394445).

12012313230003 is a wasteful number, since it uses less digits than its factorization.

12012313230003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174091496113.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 12012313230003 its reverse (30003231321021), we get a palindrome (42015544551024).

The spelling of 12012313230003 in words is "twelve trillion, twelve billion, three hundred thirteen million, two hundred thirty thousand, three".

Divisors: 1 3 23 69 174091496087 522274488261 4004104410001 12012313230003