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212001200122112 = 2823771618721523
BaseRepresentation
bin110000001101000001100000…
…001110011010100100000000
31000210122010011010221200101222
4300031001200032122210000
5210241411424212401422
62030520001250214212
762440403241234362
oct6015014016324400
91023563133850358
10212001200122112
1161606227677705
121b93b304b84368
13913a8204b669b
143a4ccacb64d32
151979987521842
hexc0d06039a900

212001200122112 has 72 divisors (see below), whose sum is σ = 423398124100896. Its totient is φ = 105944537419776.

The previous prime is 212001200122109. The next prime is 212001200122141. The reversal of 212001200122112 is 211221002100212.

It is a super-2 number, since 2×2120012001221122 (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9849972983 + ... + 9849994505.

Almost surely, 2212001200122112 is an apocalyptic number.

It is an amenable number.

212001200122112 is a deficient number, since it is larger than the sum of its proper divisors (211396923978784).

212001200122112 is a wasteful number, since it uses less digits than its factorization.

212001200122112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40103 (or 40089 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 212001200122112 its reverse (211221002100212), we get a palindrome (423222202222324).

The spelling of 212001200122112 in words is "two hundred twelve trillion, one billion, two hundred million, one hundred twenty-two thousand, one hundred twelve".

Divisors: 1 2 4 8 16 32 64 128 256 2377 4754 9508 16187 19016 21523 32374 38032 43046 64748 76064 86092 129496 152128 172184 258992 304256 344368 517984 608512 688736 1035968 1377472 2071936 2754944 4143872 5509888 38476499 51160171 76952998 102320342 153905996 204640684 307811992 348392801 409281368 615623984 696785602 818562736 1231247968 1393571204 1637125472 2462495936 2787142408 3274250944 4924991872 5574284816 6548501888 9849983744 11148569632 13097003776 22297139264 44594278528 89188557056 828129687977 1656259375954 3312518751908 6625037503816 13250075007632 26500150015264 53000300030528 106000600061056 212001200122112