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12332311313131 = 1723205315363097
BaseRepresentation
bin1011001101110101011100…
…0010001111101011101011
31121122221211222102220110201
42303131113002033223223
53104023033144010011
642121215142453031
72411660112404065
oct263352702175353
947587758386421
1012332311313131
113a25116262977
121472102134177
136b5c166b9b94
14308c5c100735
15165bd20b1cc1
hexb375708faeb

12332311313131 has 16 divisors (see below), whose sum is σ = 13632107022144. Its totient is φ = 11096825693184.

The previous prime is 12332311313111. The next prime is 12332311313137. The reversal of 12332311313131 is 13131311323321.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 12332311313131 - 221 = 12332309215979 is a prime.

It is a super-2 number, since 2×123323113131312 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12332311313131.

It is not an unprimeable number, because it can be changed into a prime (12332311313137) 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, 6878826 + ... + 8484271.

It is an arithmetic number, because the mean of its divisors is an integer number (852006688884).

Almost surely, 212332311313131 is an apocalyptic number.

12332311313131 is a deficient number, since it is larger than the sum of its proper divisors (1299795709013).

12332311313131 is a wasteful number, since it uses less digits than its factorization.

12332311313131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15365190.

The product of its digits is 2916, while the sum is 28.

Adding to 12332311313131 its reverse (13131311323321), we get a palindrome (25463622636452).

The spelling of 12332311313131 in words is "twelve trillion, three hundred thirty-two billion, three hundred eleven million, three hundred thirteen thousand, one hundred thirty-one".

Divisors: 1 17 23 391 2053 34901 47219 802723 15363097 261172649 353351231 6006970927 31540438141 536187448397 725430077243 12332311313131