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12002002120223 = 1719891672500027
BaseRepresentation
bin1010111010100110111100…
…0100101010111000011111
31120111101021011102100102022
42232221233010222320133
53033120100020321343
641305351010250355
72346054541524503
oct256515704527037
946441234370368
1012002002120223
11390802533a415
12141a09a2869bb
13690a26429ccb
142d6c8586a303
1515c2edaa1568
hexaea6f12ae1f

12002002120223 has 32 divisors (see below), whose sum is σ = 13608152409600. Its totient is φ = 10517869384704.

The previous prime is 12002002120217. The next prime is 12002002120231. The reversal of 12002002120223 is 32202120020021.

It is a cyclic number.

It is not a de Polignac number, because 12002002120223 - 226 = 12001935011359 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12002002140223) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3550736 + ... + 6050762.

It is an arithmetic number, because the mean of its divisors is an integer number (425254762800).

Almost surely, 212002002120223 is an apocalyptic number.

12002002120223 is a deficient number, since it is larger than the sum of its proper divisors (1606150289377).

12002002120223 is a wasteful number, since it uses less digits than its factorization.

12002002120223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2500319.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 12002002120223 its reverse (32202120020021), we get a palindrome (44204122140244).

The spelling of 12002002120223 in words is "twelve trillion, two billion, two million, one hundred twenty thousand, two hundred twenty-three".

Divisors: 1 17 19 89 167 323 1513 1691 2839 3173 14863 28747 53941 252671 282397 2500027 4800749 42500459 47500513 222502403 417504509 807508721 3782540851 4227545657 7097576653 7932585671 37157901301 71868276169 134853956407 631684322117 706000124719 12002002120223