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120201020202011 = 72311011129693961
BaseRepresentation
bin11011010101001001111011…
…000111000101110000011011
3120202121002211202202100111112
4123111021323013011300123
5111223333142132431021
61103351330353250535
734214144222542100
oct3325117307056033
9522532752670445
10120201020202011
1135332a6a2a7271
121159391a563a4b
13520bba4c0a378
142197a9083aaa7
15dd6a8744bd5b
hex6d527b1c5c1b

120201020202011 has 48 divisors (see below), whose sum is σ = 145894573658880. Its totient is φ = 98631146880000.

The previous prime is 120201020201963. The next prime is 120201020202047. The reversal of 120201020202011 is 110202020102021.

It is a de Polignac number, because none of the positive numbers 2k-120201020202011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120201020202511) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 172863071 + ... + 173557031.

It is an arithmetic number, because the mean of its divisors is an integer number (3039470284560).

Almost surely, 2120201020202011 is an apocalyptic number.

120201020202011 is a deficient number, since it is larger than the sum of its proper divisors (25693553456869).

120201020202011 is a wasteful number, since it uses less digits than its factorization.

120201020202011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 695236 (or 695229 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 120201020202011 its reverse (110202020102021), we get a palindrome (230403040304032).

The spelling of 120201020202011 in words is "one hundred twenty trillion, two hundred one billion, twenty million, two hundred two thousand, eleven".

Divisors: 1 7 31 49 101 217 707 1129 1519 3131 4949 7903 21917 34999 55321 114029 153419 244993 693961 798203 1714951 3534899 4857727 5587421 21512791 24744293 34004089 70090061 150589537 173210051 490630427 783481969 1054126759 2172791891 3434412989 5484373783 15209543237 24287941039 38390616481 79131678869 106466802659 170015587273 553921752083 1190109110911 2453082044939 3877452264581 17171574314573 120201020202011