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120532215012 = 22311913122841
BaseRepresentation
bin111000001000001000…
…1111010010011100100
3102112010002121221020120
41300100101322103210
53433322221340022
6131212143401540
711464620631446
oct1602021722344
9375102557216
10120532215012
1147132325140
121b439bb32b0
13b49b53b6b1
145b95cc6496
153206a83d5c
hex1c1047a4e4

120532215012 has 24 divisors (see below), whose sum is σ = 306809274912. Its totient is φ = 36524913600.

The previous prime is 120532215007. The next prime is 120532215019. The reversal of 120532215012 is 210512235021.

120532215012 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (120532215019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 456561289 + ... + 456561552.

It is an arithmetic number, because the mean of its divisors is an integer number (12783719788).

Almost surely, 2120532215012 is an apocalyptic number.

120532215012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

120532215012 is an abundant number, since it is smaller than the sum of its proper divisors (186277059900).

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

120532215012 is a wasteful number, since it uses less digits than its factorization.

120532215012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 913122859 (or 913122857 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

The spelling of 120532215012 in words is "one hundred twenty billion, five hundred thirty-two million, two hundred fifteen thousand, twelve".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 132 913122841 1826245682 2739368523 3652491364 5478737046 10044351251 10957474092 20088702502 30133053753 40177405004 60266107506 120532215012