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2020020110000 = 24541429141359
BaseRepresentation
bin11101011001010010100…
…101001100001010110000
321011010000200012210221122
4131121102211030022300
5231044000122010000
64143552345241412
7265640660426504
oct35312245141260
97133020183848
102020020110000
1170975a765842
122875b0793268
131186441604c9
146daab6cc304
153782a8bc085
hex1d65294c2b0

2020020110000 has 100 divisors (see below), whose sum is σ = 4894127752800. Its totient is φ = 807436896000.

The previous prime is 2020020109957. The next prime is 2020020110029. The reversal of 2020020110000 is 110200202.

It is a tau number, because it is divible by the number of its divisors (100).

It is a Harshad number since it is a multiple of its sum of digits (8).

It is a self number, because there is not a number n which added to its sum of digits gives 2020020110000.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 14219321 + ... + 14360679.

It is an arithmetic number, because the mean of its divisors is an integer number (48941277528).

Almost surely, 22020020110000 is an apocalyptic number.

2020020110000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2020020110000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2447063876400).

2020020110000 is an abundant number, since it is smaller than the sum of its proper divisors (2874107642800).

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

2020020110000 is a wasteful number, since it uses less digits than its factorization.

2020020110000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142816 (or 142795 counting only the distinct ones).

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

Adding to 2020020110000 its reverse (110200202), we get a palindrome (2020130310202).

The spelling of 2020020110000 in words is "two trillion, twenty billion, twenty million, one hundred ten thousand".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 80 100 125 200 250 400 500 625 1000 1250 1429 2000 2500 2858 5000 5716 7145 10000 11432 14290 22864 28580 35725 57160 71450 114320 141359 142900 178625 282718 285800 357250 565436 571600 706795 714500 893125 1130872 1413590 1429000 1786250 2261744 2827180 2858000 3533975 3572500 5654360 7067950 7145000 11308720 14135900 14290000 17669875 28271800 35339750 56543600 70679500 88349375 141359000 176698750 202002011 282718000 353397500 404004022 706795000 808008044 1010010055 1413590000 1616016088 2020020110 3232032176 4040040220 5050050275 8080080440 10100100550 16160160880 20200201100 25250251375 40400402200 50500502750 80800804400 101001005500 126251256875 202002011000 252502513750 404004022000 505005027500 1010010055000 2020020110000