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12231313023323 = 197111380238479
BaseRepresentation
bin1011000111111101001100…
…0100010110000101011011
31121022022011020100012001102
42301333103010112011123
53100344212113221243
642002553154542015
72401453224166502
oct261772304260533
947268136305042
1012231313023323
1139962a8371979
121456615b9790b
136a953c11b814
14303dda659839
151632703d29b8
hexb1fd311615b

12231313023323 has 16 divisors (see below), whose sum is σ = 13171948876800. Its totient is φ = 11323254015360.

The previous prime is 12231313023317. The next prime is 12231313023337. The reversal of 12231313023323 is 32332031313221.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-12231313023323 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12231313023343) 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 15 ways as a sum of consecutive naturals, for example, 39966803 + ... + 40271676.

It is an arithmetic number, because the mean of its divisors is an integer number (823246804800).

Almost surely, 212231313023323 is an apocalyptic number.

12231313023323 is a deficient number, since it is larger than the sum of its proper divisors (940635853477).

12231313023323 is a wasteful number, since it uses less digits than its factorization.

12231313023323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80238682.

The product of its (nonzero) digits is 11664, while the sum is 29.

Adding to 12231313023323 its reverse (32332031313221), we get a palindrome (44563344336544).

The spelling of 12231313023323 in words is "twelve trillion, two hundred thirty-one billion, three hundred thirteen million, twenty-three thousand, three hundred twenty-three".

Divisors: 1 19 71 113 1349 2147 8023 152437 80238479 1524531101 5696932009 9066948127 108241708171 172272014413 643753317017 12231313023323