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12000101200221 = 367361316524217
BaseRepresentation
bin1010111010011111110111…
…0001001111000101011101
31120111012100200111121101210
42232213331301033011131
53033102201401401341
641304434223055033
72345656460133621
oct256477561170535
946435320447353
1012000101200221
11390723a316052
121419849741479
136907b2663784
142d6b45203181
1515c23bc60c16
hexae9fdc4f15d

12000101200221 has 16 divisors (see below), whose sum is σ = 16243438487744. Its totient is φ = 7878481801344.

The previous prime is 12000101200211. The next prime is 12000101200223. The reversal of 12000101200221 is 12200210100021.

It is not a de Polignac number, because 12000101200221 - 213 = 12000101192029 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12000101200197 and 12000101200206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12000101200223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7535896 + ... + 8988321.

It is an arithmetic number, because the mean of its divisors is an integer number (1015214905484).

Almost surely, 212000101200221 is an apocalyptic number.

It is an amenable number.

12000101200221 is a deficient number, since it is larger than the sum of its proper divisors (4243337287523).

12000101200221 is a wasteful number, since it uses less digits than its factorization.

12000101200221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16527900.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 12000101200221 its reverse (12200210100021), we get a palindrome (24200311300242).

The spelling of 12000101200221 in words is "twelve trillion, one hundred one million, two hundred thousand, two hundred twenty-one".

Divisors: 1 3 67 201 3613 10839 242071 726213 16524217 49572651 1107122539 3321367617 59701996021 179105988063 4000033733407 12000101200221