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12013003230001 = 37324675762973
BaseRepresentation
bin1010111011001111111011…
…0010100100101100110001
31120112102122211221121222121
42232303332302210230301
53033310112311330001
641314410354234241
72346624263442034
oct256637662445461
946472584847877
1012013003230001
113911760165a84
12142024a585981
13691a8a652817
142d760a94901b
1515c7447ae6a1
hexaecfeca4b31

12013003230001 has 4 divisors (see below), whose sum is σ = 12337678993012. Its totient is φ = 11688327466992.

The previous prime is 12013003229993. The next prime is 12013003230029. The reversal of 12013003230001 is 10003230031021.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 10434967302400 + 1578035927601 = 3230320^2 + 1256199^2 .

It is a cyclic number.

It is not a de Polignac number, because 12013003230001 - 23 = 12013003229993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12013003230061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 162337881450 + ... + 162337881523.

It is an arithmetic number, because the mean of its divisors is an integer number (3084419748253).

Almost surely, 212013003230001 is an apocalyptic number.

It is an amenable number.

12013003230001 is a deficient number, since it is larger than the sum of its proper divisors (324675763011).

12013003230001 is an equidigital number, since it uses as much as digits as its factorization.

12013003230001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324675763010.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 12013003230001 its reverse (10003230031021), we get a palindrome (22016233261022).

The spelling of 12013003230001 in words is "twelve trillion, thirteen billion, three million, two hundred thirty thousand, one".

Divisors: 1 37 324675762973 12013003230001