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20201012011000 = 235343469790977
BaseRepresentation
bin1001001011111011010100…
…01001010001111111111000
32122112012100021000200021001
410211331222021101333320
510121433133033323000
6110544114455054344
74153321623643162
oct445755211217770
978465307020231
1020201012011000
116489223706067
1223231120713b4
13b36c41187092
144dba3c8d5932
1525071c0b046a
hex125f6a251ff8

20201012011000 has 64 divisors (see below), whose sum is σ = 48369679094880. Its totient is φ = 7892488396800.

The previous prime is 20201012010931. The next prime is 20201012011013. The reversal of 20201012011000 is 11021010202.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 234852489 + ... + 234938488.

Almost surely, 220201012011000 is an apocalyptic number.

20201012011000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20201012011000 is an abundant number, since it is smaller than the sum of its proper divisors (28168667083880).

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

20201012011000 is a wasteful number, since it uses less digits than its factorization.

20201012011000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 469791041 (or 469791027 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 20201012011000 its reverse (11021010202), we get a palindrome (20212033021202).

The spelling of 20201012011000 in words is "twenty trillion, two hundred one billion, twelve million, eleven thousand".

Divisors: 1 2 4 5 8 10 20 25 40 43 50 86 100 125 172 200 215 250 344 430 500 860 1000 1075 1720 2150 4300 5375 8600 10750 21500 43000 469790977 939581954 1879163908 2348954885 3758327816 4697909770 9395819540 11744774425 18791639080 20201012011 23489548850 40402024022 46979097700 58723872125 80804048044 93958195400 101005060055 117447744250 161608096088 202010120110 234895488500 404020240220 469790977000 505025300275 808040480440 1010050600550 2020101201100 2525126501375 4040202402200 5050253002750 10100506005500 20201012011000