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12000200230320 = 243550000834293
BaseRepresentation
bin1010111010100000001110…
…1011000000010110110000
31120111012121120211212011020
42232220003223000112300
53033102402224332240
641304452121415440
72345662101646251
oct256500353002660
946435546755136
1012000200230320
113907290204905
12141987693a580
136907ca027973
142d6b54420b28
1515c2457c30d0
hexaea03ac05b0

12000200230320 has 40 divisors (see below), whose sum is σ = 37200620714736. Its totient is φ = 3200053394688.

The previous prime is 12000200230259. The next prime is 12000200230327. The reversal of 12000200230320 is 2303200200021.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 12000200230320.

It is not an unprimeable number, because it can be changed into a prime (12000200230327) 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, 25000416907 + ... + 25000417386.

Almost surely, 212000200230320 is an apocalyptic number.

12000200230320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12000200230320 is an abundant number, since it is smaller than the sum of its proper divisors (25200420484416).

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

12000200230320 is a wasteful number, since it uses less digits than its factorization.

12000200230320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50000834309 (or 50000834303 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 12000200230320 its reverse (2303200200021), we get a palindrome (14303400430341).

The spelling of 12000200230320 in words is "twelve trillion, two hundred million, two hundred thirty thousand, three hundred twenty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 48 60 80 120 240 50000834293 100001668586 150002502879 200003337172 250004171465 300005005758 400006674344 500008342930 600010011516 750012514395 800013348688 1000016685860 1200020023032 1500025028790 2000033371720 2400040046064 3000050057580 4000066743440 6000100115160 12000200230320