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20000202201120 = 253595343722023
BaseRepresentation
bin1001000110000101010001…
…11100101001100000100000
32121211000000110221101110010
410203002220330221200200
510110140403230413440
6110311544400004520
74132652440504341
oct443025074514040
977730013841403
1020000202201120
1164110468137a9
1222b020b300740
13b2101b15bb7b
144d202d0540c8
1524a3b79c7580
hex1230a8f29820

20000202201120 has 96 divisors (see below), whose sum is σ = 63066746074752. Its totient is φ = 5327790712832.

The previous prime is 20000202201107. The next prime is 20000202201121. The reversal of 20000202201120 is 2110220200002.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 20000202201096 and 20000202201105.

It is not an unprimeable number, because it can be changed into a prime (20000202201121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21403572 + ... + 22318451.

It is an arithmetic number, because the mean of its divisors is an integer number (656945271612).

Almost surely, 220000202201120 is an apocalyptic number.

20000202201120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20000202201120 is an abundant number, since it is smaller than the sum of its proper divisors (43066543873632).

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

20000202201120 is a wasteful number, since it uses less digits than its factorization.

20000202201120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43722994 (or 43722986 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 20000202201120 its reverse (2110220200002), we get a palindrome (22110422401122).

The spelling of 20000202201120 in words is "twenty trillion, two hundred two million, two hundred one thousand, one hundred twenty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 80 96 120 160 240 480 953 1906 2859 3812 4765 5718 7624 9530 11436 14295 15248 19060 22872 28590 30496 38120 45744 57180 76240 91488 114360 152480 228720 457440 43722023 87444046 131166069 174888092 218610115 262332138 349776184 437220230 524664276 655830345 699552368 874440460 1049328552 1311660690 1399104736 1748880920 2098657104 2623321380 3497761840 4197314208 5246642760 6995523680 10493285520 20986571040 41667087919 83334175838 125001263757 166668351676 208335439595 250002527514 333336703352 416670879190 500005055028 625006318785 666673406704 833341758380 1000010110056 1250012637570 1333346813408 1666683516760 2000020220112 2500025275140 3333367033520 4000040440224 5000050550280 6666734067040 10000101100560 20000202201120