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120313033212 = 22323435916787
BaseRepresentation
bin111000000001100110…
…1110011000111111100
3102111112211012100100010
41300003031303013330
53432400114030322
6131134313503220
711456316623451
oct1600315630774
9374484170303
10120313033212
114702a630659
121b398711b10
13b464cc9518
145b74b4d828
1531e26db20c
hex1c033731fc

120313033212 has 24 divisors (see below), whose sum is σ = 292936081536. Its totient is φ = 38360677168.

The previous prime is 120313033201. The next prime is 120313033223. The reversal of 120313033212 is 212330313021.

It is an interprime number because it is at equal distance from previous prime (120313033201) and next prime (120313033223).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 217958118 + ... + 217958669.

It is an arithmetic number, because the mean of its divisors is an integer number (12205670064).

Almost surely, 2120313033212 is an apocalyptic number.

120313033212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

120313033212 is an abundant number, since it is smaller than the sum of its proper divisors (172623048324).

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

120313033212 is a wasteful number, since it uses less digits than its factorization.

120313033212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435916817 (or 435916815 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 120313033212 its reverse (212330313021), we get a palindrome (332643346233).

The spelling of 120313033212 in words is "one hundred twenty billion, three hundred thirteen million, thirty-three thousand, two hundred twelve".

Divisors: 1 2 3 4 6 12 23 46 69 92 138 276 435916787 871833574 1307750361 1743667148 2615500722 5231001444 10026086101 20052172202 30078258303 40104344404 60156516606 120313033212