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12102010121120 = 255431759013099
BaseRepresentation
bin1011000000011011100000…
…0000111010101110100000
31120211221101220010011211112
42300012320000322232200
53041234404042333440
641423330421002452
72356225043515313
oct260067000725640
946757356104745
1012102010121120
11394648523a727
12143554a853428
1369a2a37ab3ba
142dba519b097a
1515ec0386b965
hexb01b803aba0

12102010121120 has 48 divisors (see below), whose sum is σ = 29255905879200. Its totient is φ = 4728227207424.

The previous prime is 12102010121017. The next prime is 12102010121129. The reversal of 12102010121120 is 2112101020121.

It is a junction number, because it is equal to n+sod(n) for n = 12102010121095 and 12102010121104.

It is not an unprimeable number, because it can be changed into a prime (12102010121129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 879499670 + ... + 879513429.

It is an arithmetic number, because the mean of its divisors is an integer number (609498039150).

Almost surely, 212102010121120 is an apocalyptic number.

12102010121120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12102010121120 is an abundant number, since it is smaller than the sum of its proper divisors (17153895758080).

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

12102010121120 is a wasteful number, since it uses less digits than its factorization.

12102010121120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1759013157 (or 1759013149 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 12102010121120 its reverse (2112101020121), we get a palindrome (14214111141241).

The spelling of 12102010121120 in words is "twelve trillion, one hundred two billion, ten million, one hundred twenty-one thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 16 20 32 40 43 80 86 160 172 215 344 430 688 860 1376 1720 3440 6880 1759013099 3518026198 7036052396 8795065495 14072104792 17590130990 28144209584 35180261980 56288419168 70360523960 75637563257 140721047920 151275126514 281442095840 302550253028 378187816285 605100506056 756375632570 1210201012112 1512751265140 2420402024224 3025502530280 6051005060560 12102010121120