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12110443123 = 291259331693
BaseRepresentation
bin10110100011101011…
…01011001001110011
31011020222221020211111
423101311223021303
5144300233134443
65321412454151
7606052032232
oct132165531163
934228836744
1012110443123
115155036189
12241b91a357
1311accc379c
1482c56ab19
154ad2d969d
hex2d1d6b273

12110443123 has 8 divisors (see below), whose sum is σ = 12538033200. Its totient is φ = 11683519008.

The previous prime is 12110443109. The next prime is 12110443133. The reversal of 12110443123 is 32134401121.

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

It is a cyclic number.

It is not a de Polignac number, because 12110443123 - 29 = 12110442611 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12110443094 and 12110443103.

It is not an unprimeable number, because it can be changed into a prime (12110443133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 129336 + ... + 202357.

It is an arithmetic number, because the mean of its divisors is an integer number (1567254150).

Almost surely, 212110443123 is an apocalyptic number.

12110443123 is a deficient number, since it is larger than the sum of its proper divisors (427590077).

12110443123 is a wasteful number, since it uses less digits than its factorization.

12110443123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332981.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 12110443123 its reverse (32134401121), we get a palindrome (44244844244).

The spelling of 12110443123 in words is "twelve billion, one hundred ten million, four hundred forty-three thousand, one hundred twenty-three".

Divisors: 1 29 1259 36511 331693 9619097 417601487 12110443123