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12313221233371 is a prime number
BaseRepresentation
bin1011001100101110010100…
…1011010111101011011011
31121121010120120002101010121
42303023211023113223123
53103214434113431441
642104341000054111
72410413046403632
oct263134513275333
947533516071117
1012313221233371
113a1800a421453
12146a474a64337
136b41936a00b6
14307d6a9d8519
15165466181dd1
hexb32e52d7adb

12313221233371 has 2 divisors, whose sum is σ = 12313221233372. Its totient is φ = 12313221233370.

The previous prime is 12313221233323. The next prime is 12313221233377. The reversal of 12313221233371 is 17333212231321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12313221233371 - 233 = 12304631298779 is a prime.

It is not a weakly prime, because it can be changed into another prime (12313221233377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6156610616685 + 6156610616686.

It is an arithmetic number, because the mean of its divisors is an integer number (6156610616686).

Almost surely, 212313221233371 is an apocalyptic number.

12313221233371 is a deficient number, since it is larger than the sum of its proper divisors (1).

12313221233371 is an equidigital number, since it uses as much as digits as its factorization.

12313221233371 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27216, while the sum is 34.

Adding to 12313221233371 its reverse (17333212231321), we get a palindrome (29646433464692).

The spelling of 12313221233371 in words is "twelve trillion, three hundred thirteen billion, two hundred twenty-one million, two hundred thirty-three thousand, three hundred seventy-one".