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12000222301212 = 22322411383151487
BaseRepresentation
bin1010111010100000010011…
…1111001100110000011100
31120111012200010101011201200
42232220010333030300130
53033102423402114322
641304454230435500
72345662460362005
oct256500477146034
946435603334650
1012000222301212
1139072a170a012
121419882202b90
13690801784872
142d6b573281ac
1515c2476d28ac
hexaea04fccc1c

12000222301212 has 36 divisors (see below), whose sum is σ = 30459762068736. Its totient is φ = 3983476279680.

The previous prime is 12000222301159. The next prime is 12000222301241. The reversal of 12000222301212 is 21210322200021.

12000222301212 is a `hidden beast` number, since 1 + 200 + 0 + 22 + 230 + 1 + 212 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 691567068 + ... + 691584419.

Almost surely, 212000222301212 is an apocalyptic number.

12000222301212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12000222301212 is an abundant number, since it is smaller than the sum of its proper divisors (18459539767524).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12000222301212 is a wasteful number, since it uses less digits than its factorization.

12000222301212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1383151738 (or 1383151733 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 12000222301212 its reverse (21210322200021), we get a palindrome (33210544501233).

The spelling of 12000222301212 in words is "twelve trillion, two hundred twenty-two million, three hundred one thousand, two hundred twelve".

Divisors: 1 2 3 4 6 9 12 18 36 241 482 723 964 1446 2169 2892 4338 8676 1383151487 2766302974 4149454461 5532605948 8298908922 12448363383 16597817844 24896726766 49793453532 333339508367 666679016734 1000018525101 1333358033468 2000037050202 3000055575303 4000074100404 6000111150606 12000222301212