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120324212124 = 22310027017677
BaseRepresentation
bin111000000001111100…
…0011100010110011100
3102111120121020021220220
41300003320130112130
53432410444241444
6131135353241340
711456513633154
oct1600370342634
9374517207826
10120324212124
1147035976526
121b3a0403250
13b46741186c
145b7641d764
1531e3698619
hex1c03e1c59c

120324212124 has 12 divisors (see below), whose sum is σ = 280756494984. Its totient is φ = 40108070704.

The previous prime is 120324212101. The next prime is 120324212143. The reversal of 120324212124 is 421212423021.

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

It is a super-2 number, since 2×1203242121242 (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 120324212094 and 120324212103.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5013508827 + ... + 5013508850.

It is an arithmetic number, because the mean of its divisors is an integer number (23396374582).

Almost surely, 2120324212124 is an apocalyptic number.

It is an amenable number.

120324212124 is an abundant number, since it is smaller than the sum of its proper divisors (160432282860).

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

120324212124 is a wasteful number, since it uses less digits than its factorization.

120324212124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10027017684 (or 10027017682 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 120324212124 its reverse (421212423021), we get a palindrome (541536635145).

The spelling of 120324212124 in words is "one hundred twenty billion, three hundred twenty-four million, two hundred twelve thousand, one hundred twenty-four".

Divisors: 1 2 3 4 6 12 10027017677 20054035354 30081053031 40108070708 60162106062 120324212124