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12012132033 = 331140444889
BaseRepresentation
bin10110010111111101…
…01001011011000001
31011000010221112101000
423023332221123001
5144100101211113
65303541402213
7603446303046
oct131376513301
934003845330
1012012132033
115104598650
1223b2a09369
131195821945
1481d4991cd
154a486a373
hex2cbfa96c1

12012132033 has 16 divisors (see below), whose sum is σ = 19413547200. Its totient is φ = 7280079840.

The previous prime is 12012132031. The next prime is 12012132073. The reversal of 12012132033 is 33023121021.

It is not a de Polignac number, because 12012132033 - 21 = 12012132031 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12012131997 and 12012132015.

It is not an unprimeable number, because it can be changed into a prime (12012132031) 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 15 ways as a sum of consecutive naturals, for example, 20222148 + ... + 20222741.

It is an arithmetic number, because the mean of its divisors is an integer number (1213346700).

Almost surely, 212012132033 is an apocalyptic number.

It is an amenable number.

12012132033 is a deficient number, since it is larger than the sum of its proper divisors (7401415167).

12012132033 is a wasteful number, since it uses less digits than its factorization.

12012132033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40444909 (or 40444903 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 12012132033 its reverse (33023121021), we get a palindrome (45035253054).

The spelling of 12012132033 in words is "twelve billion, twelve million, one hundred thirty-two thousand, thirty-three".

Divisors: 1 3 9 11 27 33 99 297 40444889 121334667 364004001 444893779 1092012003 1334681337 4004044011 12012132033