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2112201333 = 33117111789
BaseRepresentation
bin111110111100101…
…1010001001110101
312110012110221112000
41331321122021311
513311210420313
6545331445513
7103225262244
oct17571321165
95405427460
102112201333
11994312140
124ab456899
132787a0698
1416074495b
15c5677673
hex7de5a275

2112201333 has 16 divisors (see below), whose sum is σ = 3413659200. Its totient is φ = 1280121840.

The previous prime is 2112201313. The next prime is 2112201349. The reversal of 2112201333 is 3331022112.

It is not a de Polignac number, because 2112201333 - 213 = 2112193141 is a prime.

It is a super-2 number, since 2×21122013332 = 8922788942253953778, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112201313) 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, 3555598 + ... + 3556191.

It is an arithmetic number, because the mean of its divisors is an integer number (213353700).

Almost surely, 22112201333 is an apocalyptic number.

It is an amenable number.

2112201333 is a deficient number, since it is larger than the sum of its proper divisors (1301457867).

2112201333 is a wasteful number, since it uses less digits than its factorization.

2112201333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7111809 (or 7111803 counting only the distinct ones).

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

The square root of 2112201333 is about 45958.6915936474. The cubic root of 2112201333 is about 1283.0544998007.

Adding to 2112201333 its reverse (3331022112), we get a palindrome (5443223445).

The spelling of 2112201333 in words is "two billion, one hundred twelve million, two hundred one thousand, three hundred thirty-three".

Divisors: 1 3 9 11 27 33 99 297 7111789 21335367 64006101 78229679 192018303 234689037 704067111 2112201333