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200002312121310 = 23354219717554549
BaseRepresentation
bin101101011110011010101010…
…110001001010101111011110
3222020011000221000021222202000
4231132122222301022233132
5202203314213400340220
61545211443242143130
760061455512112126
oct5536325261125736
9866130830258660
10200002312121310
11587aa560163306
121a5219557b1aa6
13877a1a22b92ba
143756240b29c86
15181c7bc057390
hexb5e6aac4abde

200002312121310 has 64 divisors (see below), whose sum is σ = 533352168648000. Its totient is φ = 53332682933376.

The previous prime is 200002312121267. The next prime is 200002312121351. The reversal of 200002312121310 is 13121213200002.

200002312121310 is a `hidden beast` number, since 2 + 0 + 0 + 0 + 0 + 231 + 2 + 121 + 310 = 666.

It is a super-2 number, since 2×2000023121213102 (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

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, 2615916 + ... + 20170464.

It is an arithmetic number, because the mean of its divisors is an integer number (8333627635125).

Almost surely, 2200002312121310 is an apocalyptic number.

200002312121310 is an abundant number, since it is smaller than the sum of its proper divisors (333349856526690).

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

200002312121310 is a wasteful number, since it uses less digits than its factorization.

200002312121310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17596762 (or 17596756 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 200002312121310 its reverse (13121213200002), we get a palindrome (213123525321312).

The spelling of 200002312121310 in words is "two hundred trillion, two billion, three hundred twelve million, one hundred twenty-one thousand, three hundred ten".

Divisors: 1 2 3 5 6 9 10 15 18 27 30 45 54 90 135 270 42197 84394 126591 210985 253182 379773 421970 632955 759546 1139319 1265910 1898865 2278638 3797730 5696595 11393190 17554549 35109098 52663647 87772745 105327294 157990941 175545490 263318235 315981882 473972823 526636470 789954705 947945646 1579909410 2369864115 4739728230 740749304153 1481498608306 2222247912459 3703746520765 4444495824918 6666743737377 7407493041530 11111239562295 13333487474754 20000231212131 22222479124590 33333718686885 40000462424262 66667437373770 100001156060655 200002312121310