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11212020110000 = 24541121202011
BaseRepresentation
bin1010001100101000000001…
…1110011101001010110000
31110200212011221220012220002
42203022000132131022300
52432144204122010000
635502421514205132
72235020211321653
oct243120036351260
943625157805802
1011212020110000
113632a9a067716
121310b6aa237a8
1363439aac9248
142aa943bcb89a
151469b50228d5
hexa328079d2b0

11212020110000 has 50 divisors (see below), whose sum is σ = 27145421912532. Its totient is φ = 4484808040000.

The previous prime is 11212020109949. The next prime is 11212020110059. The reversal of 11212020110000 is 1102021211.

It is a tau number, because it is divible by the number of its divisors (50).

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 560591006 + ... + 560611005.

Almost surely, 211212020110000 is an apocalyptic number.

11212020110000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11212020110000 is an abundant number, since it is smaller than the sum of its proper divisors (15933401802532).

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

11212020110000 is an equidigital number, since it uses as much as digits as its factorization.

11212020110000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1121202039 (or 1121202018 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 11212020110000 its reverse (1102021211), we get a palindrome (11213122131211).

The spelling of 11212020110000 in words is "eleven trillion, two hundred twelve 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 2000 2500 5000 10000 1121202011 2242404022 4484808044 5606010055 8969616088 11212020110 17939232176 22424040220 28030050275 44848080440 56060100550 89696160880 112120201100 140150251375 224240402200 280300502750 448480804400 560601005500 700751256875 1121202011000 1401502513750 2242404022000 2803005027500 5606010055000 11212020110000