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2203200123131 = 721729132768729
BaseRepresentation
bin100000000011111000111…
…101011111000011111011
321210121211210201122010102
4200003320331133003323
5242044123212420011
64404045224510015
7315114232024100
oct40037075370373
97717753648112
102203200123131
1177a410039947
122b6bb331b30b
1312c9b7866117
14788c798caa7
153c49c37673b
hex200f8f5f0fb

2203200123131 has 48 divisors (see below), whose sum is σ = 2809396483200. Its totient is φ = 1714764699648.

The previous prime is 2203200123067. The next prime is 2203200123149. The reversal of 2203200123131 is 1313210023022.

It is not a de Polignac number, because 2203200123131 - 26 = 2203200123067 is a prime.

It is a super-2 number, since 2×22032001231312 (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2203200123431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 32021975 + ... + 32090703.

It is an arithmetic number, because the mean of its divisors is an integer number (58529093400).

Almost surely, 22203200123131 is an apocalyptic number.

2203200123131 is a deficient number, since it is larger than the sum of its proper divisors (606196360069).

2203200123131 is a wasteful number, since it uses less digits than its factorization.

2203200123131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70116 (or 70109 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 2203200123131 its reverse (1313210023022), we get a palindrome (3516410146153).

The spelling of 2203200123131 in words is "two trillion, two hundred three billion, two hundred million, one hundred twenty-three thousand, one hundred thirty-one".

Divisors: 1 7 17 29 49 119 203 493 833 1327 1421 3451 9289 22559 24157 38483 65023 68729 157913 269381 481103 654211 1105391 1168393 1885667 1993141 3367721 4579477 8178751 13951987 32056339 33883397 57251257 91203383 97663909 237183779 638423681 1550457511 1660286453 2644898107 4468965767 10853202577 18514286749 44963267819 75972418039 129600007243 314742874733 2203200123131