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120112023012 = 22310009335251
BaseRepresentation
bin110111111011100111…
…1000000010111100100
3102111000210221222011220
41233313033000113210
53431442134214022
6131102333300340
711451326231052
oct1576717002744
9374023858156
10120112023012
1146a37118723
121b3413346b0
13b43247a487
145b561871d2
1531cec3285c
hex1bf73c05e4

120112023012 has 12 divisors (see below), whose sum is σ = 280261387056. Its totient is φ = 40037341000.

The previous prime is 120112023001. The next prime is 120112023133. The reversal of 120112023012 is 210320211021.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 120112022982 and 120112023000.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5004667614 + ... + 5004667637.

It is an arithmetic number, because the mean of its divisors is an integer number (23355115588).

Almost surely, 2120112023012 is an apocalyptic number.

120112023012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

120112023012 is an abundant number, since it is smaller than the sum of its proper divisors (160149364044).

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

120112023012 is a wasteful number, since it uses less digits than its factorization.

120112023012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10009335258 (or 10009335256 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 120112023012 its reverse (210320211021), we get a palindrome (330432234033).

The spelling of 120112023012 in words is "one hundred twenty billion, one hundred twelve million, twenty-three thousand, twelve".

Divisors: 1 2 3 4 6 12 10009335251 20018670502 30028005753 40037341004 60056011506 120112023012