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12012002302120 = 23519151104670637
BaseRepresentation
bin1010111011001100001100…
…1000010101100010101000
31120112100002002112020001121
42232303003020111202220
53033301040042131440
641314123201025024
72346560420624662
oct256630310254250
946470062466047
1012012002302120
113911297169057
12142000b325174
1369195b17c1c2
142d7553a39532
1515c6d699834a
hexaecc32158a8

12012002302120 has 64 divisors (see below), whose sum is σ = 28637886556800. Its totient is φ = 4521771475200.

The previous prime is 12012002302067. The next prime is 12012002302133. The reversal of 12012002302120 is 2120320021021.

It is a happy number.

It is a super-2 number, since 2×120120023021202 (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12012002302094 and 12012002302103.

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 15 ways as a sum of consecutive naturals, for example, 52220559 + ... + 52450078.

It is an arithmetic number, because the mean of its divisors is an integer number (447466977450).

Almost surely, 212012002302120 is an apocalyptic number.

12012002302120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12012002302120 is an abundant number, since it is smaller than the sum of its proper divisors (16625884254680).

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

12012002302120 is a wasteful number, since it uses less digits than its factorization.

12012002302120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104670818 (or 104670814 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 12012002302120 its reverse (2120320021021), we get a palindrome (14132322323141).

The spelling of 12012002302120 in words is "twelve trillion, twelve billion, two million, three hundred two thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 19 20 38 40 76 95 151 152 190 302 380 604 755 760 1208 1510 2869 3020 5738 6040 11476 14345 22952 28690 57380 114760 104670637 209341274 418682548 523353185 837365096 1046706370 1988742103 2093412740 3977484206 4186825480 7954968412 9943710515 15805266187 15909936824 19887421030 31610532374 39774842060 63221064748 79026330935 79549684120 126442129496 158052661870 300300057553 316105323740 600600115106 632210647480 1201200230212 1501500287765 2402400460424 3003000575530 6006001151060 12012002302120