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200120102020205 = 5432397275356979
BaseRepresentation
bin101101100000001000010111…
…100101111110010001101101
3222020120021221222202211110222
4231200020113211332101231
5202212231432104121310
61545341523344341125
760103125453535103
oct5540102745762155
9866507858684428
10200120102020205
1158845505519794
121a5407493147a5
138788324646423
14375bc16725c73
1518208b2e98055
hexb6021797e46d

200120102020205 has 32 divisors (see below), whose sum is σ = 247096488038400. Its totient is φ = 155504414463552.

The previous prime is 200120102020169. The next prime is 200120102020211. The reversal of 200120102020205 is 502020201021002.

200120102020205 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 200120102020205 - 26 = 200120102020141 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34678406 + ... + 40035384.

It is an arithmetic number, because the mean of its divisors is an integer number (7721765251200).

Almost surely, 2200120102020205 is an apocalyptic number.

It is an amenable number.

200120102020205 is a deficient number, since it is larger than the sum of its proper divisors (46976386018195).

200120102020205 is a wasteful number, since it uses less digits than its factorization.

200120102020205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5357993.

The product of its (nonzero) digits is 160, while the sum is 17.

Adding to 200120102020205 its reverse (502020201021002), we get a palindrome (702140303041207).

The spelling of 200120102020205 in words is "two hundred trillion, one hundred twenty billion, one hundred two million, twenty thousand, two hundred five".

Divisors: 1 5 43 215 239 727 1195 3635 10277 31261 51385 156305 173753 868765 5356979 7471379 26784895 37356895 230350097 1151750485 1280317981 3894523733 6401589905 19472618665 55053673183 167464520519 275268365915 837322602595 930791172187 4653955860935 40024020404041 200120102020205