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23224312011012 = 22371999284348649
BaseRepresentation
bin1010100011111010101001…
…10111100001100100000100
310001020020000020100120221120
411101331110313201210010
511021001342333323022
6121221033542313540
74614621046636410
oct521752467414404
9101206006316846
1023224312011012
1174444147456a2
12273103b1288b0
13cc6073c73c28
145a40c408dd40
152a41b7122d5c
hex151f54de1904

23224312011012 has 96 divisors (see below), whose sum is σ = 61985548800000. Its totient is φ = 6629729202432.

The previous prime is 23224312011011. The next prime is 23224312011073. The reversal of 23224312011012 is 21011021342232.

It is not an unprimeable number, because it can be changed into a prime (23224312011011) 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, 477360864 + ... + 477409512.

It is an arithmetic number, because the mean of its divisors is an integer number (645682800000).

Almost surely, 223224312011012 is an apocalyptic number.

It is an amenable number.

23224312011012 is an abundant number, since it is smaller than the sum of its proper divisors (38761236788988).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23224312011012 is a wasteful number, since it uses less digits than its factorization.

23224312011012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53505 (or 53503 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 23224312011012 its reverse (21011021342232), we get a palindrome (44235333353244).

The spelling of 23224312011012 in words is "twenty-three trillion, two hundred twenty-four billion, three hundred twelve million, eleven thousand, twelve".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 1999 2843 3998 5686 5997 7996 8529 11372 11994 13993 17058 19901 23988 27986 34116 39802 41979 48649 55972 59703 79604 83958 97298 119406 145947 167916 194596 238812 291894 340543 583788 681086 1021629 1362172 2043258 4086516 5683157 11366314 17049471 22732628 34098942 39782099 68197884 79564198 97249351 119346297 138309107 159128396 194498702 238692594 276618214 291748053 388997404 414927321 477385188 553236428 583496106 680745457 829854642 968163749 1166992212 1361490914 1659709284 1936327498 2042236371 2722981828 2904491247 3872654996 4084472742 5808982494 8168945484 11617964988 276479904893 552959809786 829439714679 1105919619572 1658879429358 1935359334251 3317758858716 3870718668502 5806078002753 7741437337004 11612156005506 23224312011012