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12120320333 = 1129331711863
BaseRepresentation
bin10110100100110110…
…10110100101001101
31011021200112001211002
423102123112211031
5144310300222313
65322404310045
7606232010612
oct132233264515
934250461732
1012120320333
11515a672070
1224230a2325
1311b20714a4
1482d9bc509
154ae0db058
hex2d26d694d

12120320333 has 16 divisors (see below), whose sum is σ = 13310269056. Its totient is φ = 10945304640.

The previous prime is 12120320297. The next prime is 12120320363. The reversal of 12120320333 is 33302302121.

It is a cyclic number.

It is not a de Polignac number, because 12120320333 - 26 = 12120320269 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12120320363) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1015760 + ... + 1027622.

It is an arithmetic number, because the mean of its divisors is an integer number (831891816).

Almost surely, 212120320333 is an apocalyptic number.

It is an amenable number.

12120320333 is a deficient number, since it is larger than the sum of its proper divisors (1189948723).

12120320333 is a wasteful number, since it uses less digits than its factorization.

12120320333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12484.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 12120320333 its reverse (33302302121), we get a palindrome (45422622454).

The spelling of 12120320333 in words is "twelve billion, one hundred twenty million, three hundred twenty thousand, three hundred thirty-three".

Divisors: 1 11 293 317 3223 3487 11863 92881 130493 1021691 3475859 3760571 38234449 41366281 1101847303 12120320333