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12313311122 = 27879522223
BaseRepresentation
bin10110111011110111…
…00011011110010010
31011210010200000102002
423131323203132102
5200204201423442
65353500554002
7614064263150
oct133573433622
934703600362
1012313311122
1152495a7992
122477852902
131213043318
1484b4983d0
154c100d732
hex2ddee3792

12313311122 has 8 divisors (see below), whose sum is σ = 21108533376. Its totient is φ = 5277133332.

The previous prime is 12313311097. The next prime is 12313311149. The reversal of 12313311122 is 22111331321.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 12313311094 and 12313311103.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 439761098 + ... + 439761125.

It is an arithmetic number, because the mean of its divisors is an integer number (2638566672).

Almost surely, 212313311122 is an apocalyptic number.

12313311122 is a deficient number, since it is larger than the sum of its proper divisors (8795222254).

12313311122 is an equidigital number, since it uses as much as digits as its factorization.

12313311122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 879522232.

The product of its digits is 216, while the sum is 20.

Adding to 12313311122 its reverse (22111331321), we get a palindrome (34424642443).

The spelling of 12313311122 in words is "twelve billion, three hundred thirteen million, three hundred eleven thousand, one hundred twenty-two".

Divisors: 1 2 7 14 879522223 1759044446 6156655561 12313311122