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2122010001112 = 232513592943671
BaseRepresentation
bin11110111000010001101…
…001101111111011011000
321111212021112012002122011
4132320101221233323120
5234231334030013422
64302500554435304
7306211246255021
oct36702151577330
97455245162564
102122010001112
11748a37363551
122a3314a32b34
13125148cb7cc1
14749c4b35c48
153a2e966e077
hex1ee11a6fed8

2122010001112 has 32 divisors (see below), whose sum is σ = 4005748857600. Its totient is φ = 1053833860000.

The previous prime is 2122010001107. The next prime is 2122010001113. The reversal of 2122010001112 is 2111000102212.

It is a junction number, because it is equal to n+sod(n) for n = 2122010001092 and 2122010001101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2122010001113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 750964 + ... + 2192707.

It is an arithmetic number, because the mean of its divisors is an integer number (125179651800).

Almost surely, 22122010001112 is an apocalyptic number.

It is an amenable number.

2122010001112 is a deficient number, since it is larger than the sum of its proper divisors (1883738856488).

2122010001112 is a wasteful number, since it uses less digits than its factorization.

2122010001112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2944287 (or 2944283 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 2122010001112 its reverse (2111000102212), we get a palindrome (4233010103324).

The spelling of 2122010001112 in words is "two trillion, one hundred twenty-two billion, ten million, one thousand, one hundred twelve".

Divisors: 1 2 4 8 251 359 502 718 1004 1436 2008 2872 90109 180218 360436 720872 2943671 5887342 11774684 23549368 738861421 1056777889 1477722842 2113555778 2955445684 4227111556 5910891368 8454223112 265251250139 530502500278 1061005000556 2122010001112