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12200011210120 = 2351107112754923
BaseRepresentation
bin1011000110001000100101…
…0101011001110110001000
31121012022100202110022200111
42301202021111121312020
53044341110332210440
641540335140244104
72366264436156046
oct261421125316610
947168322408614
1012200011210120
113983aa5302368
12145053b0a0634
136a65c1135366
143026ab37b396
1516253c35b4ea
hexb1889559d88

12200011210120 has 32 divisors (see below), whose sum is σ = 27450283129920. Its totient is φ = 4879958633920.

The previous prime is 12200011210109. The next prime is 12200011210129. The reversal of 12200011210120 is 2101211000221.

It is a self number, because there is not a number n which added to its sum of digits gives 12200011210120.

It is not an unprimeable number, because it can be changed into a prime (12200011210129) by changing a digit.

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, 3050979 + ... + 5805901.

It is an arithmetic number, because the mean of its divisors is an integer number (857821347810).

Almost surely, 212200011210120 is an apocalyptic number.

12200011210120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12200011210120 is an abundant number, since it is smaller than the sum of its proper divisors (15250271919800).

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

12200011210120 is a wasteful number, since it uses less digits than its factorization.

12200011210120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2865645 (or 2865641 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 12200011210120 its reverse (2101211000221), we get a palindrome (14301222210341).

The spelling of 12200011210120 in words is "twelve trillion, two hundred billion, eleven million, two hundred ten thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 110711 221422 442844 553555 885688 1107110 2214220 2754923 4428440 5509846 11019692 13774615 22039384 27549230 55098460 110196920 305000280253 610000560506 1220001121012 1525001401265 2440002242024 3050002802530 6100005605060 12200011210120