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120012230123010 = 232573137133333589
BaseRepresentation
bin11011010010011010000110…
…010110000101111000000010
3120201221001112122220122201100
4123102122012112011320002
5111212240021402414020
61103124505110515230
734164411640415361
oct3322320626057002
9521831478818640
10120012230123010
113526a9a0212695
1211563211065b16
1351c7149164754
14218c8a14717d8
15dd1bd81d0a90
hex6d2686585e02

120012230123010 has 96 divisors (see below), whose sum is σ = 318615013332720. Its totient is φ = 31334459848704.

The previous prime is 120012230122999. The next prime is 120012230123053. The reversal of 120012230123010 is 10321032210021.

120012230123010 is a `hidden beast` number, since 1 + 2 + 0 + 0 + 122 + 301 + 230 + 10 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 34164574432209 + 85847655690801 = 5845047^2 + 9265401^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 65766705 + ... + 67566884.

Almost surely, 2120012230123010 is an apocalyptic number.

120012230123010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120012230123010 is an abundant number, since it is smaller than the sum of its proper divisors (198602783209710).

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

120012230123010 is a wasteful number, since it uses less digits than its factorization.

120012230123010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133333812 (or 133333809 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 120012230123010 its reverse (10321032210021), we get a palindrome (130333262333031).

The spelling of 120012230123010 in words is "one hundred twenty trillion, twelve billion, two hundred thirty million, one hundred twenty-three thousand, ten".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 73 90 137 146 219 274 365 411 438 657 685 730 822 1095 1233 1314 1370 2055 2190 2466 3285 4110 6165 6570 10001 12330 20002 30003 50005 60006 90009 100010 150015 180018 300030 450045 900090 133333589 266667178 400000767 666667945 800001534 1200002301 1333335890 2000003835 2400004602 4000007670 6000011505 9733351997 12000023010 18266701693 19466703994 29200055991 36533403386 48666759985 54800105079 58400111982 87600167973 91333508465 97333519970 109600210158 146000279955 164400315237 175200335946 182667016930 274000525395 292000559910 328800630474 438000839865 548001050790 822001576185 876001679730 1333469223589 1644003152370 2666938447178 4000407670767 6667346117945 8000815341534 12001223012301 13334692235890 20002038353835 24002446024602 40004076707670 60006115061505 120012230123010