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120120152012 = 2274290005429
BaseRepresentation
bin110111111011110111…
…0000000111111001100
3102111001101020222001222
41233313232000333030
53432001224331022
6131103223422512
711451455305550
oct1576756007714
9374041228058
10120120152012
1146a40770103
121b343bb4a38
13b434065533
145b572a1860
1531d07db242
hex1bf7b80fcc

120120152012 has 12 divisors (see below), whose sum is σ = 240240304080. Its totient is φ = 51480065136.

The previous prime is 120120152011. The next prime is 120120152059. The reversal of 120120152012 is 210251021021.

120120152012 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

120120152012 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (120120152011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2145002687 + ... + 2145002742.

It is an arithmetic number, because the mean of its divisors is an integer number (20020025340).

Almost surely, 2120120152012 is an apocalyptic number.

It is an amenable number.

120120152012 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

120120152012 is a wasteful number, since it uses less digits than its factorization.

120120152012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4290005440 (or 4290005438 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 17.

Adding to 120120152012 its reverse (210251021021), we get a palindrome (330371173033).

The spelling of 120120152012 in words is "one hundred twenty billion, one hundred twenty million, one hundred fifty-two thousand, twelve".

Divisors: 1 2 4 7 14 28 4290005429 8580010858 17160021716 30030038003 60060076006 120120152012