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12313331001097 = 723157037487021
BaseRepresentation
bin1011001100101110101110…
…1110000110011100001001
31121121010212012122011010221
42303023223232012130021
53103220200214013342
642104355520510041
72410415551410310
oct263135356063411
947533765564127
1012313331001097
113a18066384585
12146a4a577b321
136b41b0353809
14307d7b40d277
15165470b15a67
hexb32ebb86709

12313331001097 has 16 divisors (see below), whose sum is σ = 14684344480512. Its totient is φ = 10095316799040.

The previous prime is 12313331001077. The next prime is 12313331001197. The reversal of 12313331001097 is 79010013331321.

It is a cyclic number.

It is not a de Polignac number, because 12313331001097 - 223 = 12313322612489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12313331001067) 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, 25039447 + ... + 25526467.

It is an arithmetic number, because the mean of its divisors is an integer number (917771530032).

Almost surely, 212313331001097 is an apocalyptic number.

It is an amenable number.

12313331001097 is a deficient number, since it is larger than the sum of its proper divisors (2371013479415).

12313331001097 is a wasteful number, since it uses less digits than its factorization.

12313331001097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 644088.

The product of its (nonzero) digits is 10206, while the sum is 34.

The spelling of 12313331001097 in words is "twelve trillion, three hundred thirteen billion, three hundred thirty-one million, one thousand, ninety-seven".

Divisors: 1 7 23 161 157037 487021 1099259 3409147 3611851 11201483 25282957 78410381 76480316777 535362217439 1759047285871 12313331001097