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12200022120220 = 225111910128897679
BaseRepresentation
bin1011000110001000100111…
…1111000001011100011100
31121012022101111222121112021
42301202021333001130130
53044341121130321340
641540340210145524
72366264630665654
oct261421177013434
947168344877467
1012200022120220
113984000484280
1214505428822a4
136a65c348523c
143026ac9bb364
1516253d2b3e4a
hexb1889fc171c

12200022120220 has 96 divisors (see below), whose sum is σ = 29711438668800. Its totient is φ = 4161265632000.

The previous prime is 12200022120193. The next prime is 12200022120233. The reversal of 12200022120220 is 2202122000221.

It is a junction number, because it is equal to n+sod(n) for n = 12200022120194 and 12200022120203.

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, 14026660 + ... + 14871019.

It is an arithmetic number, because the mean of its divisors is an integer number (309494152800).

Almost surely, 212200022120220 is an apocalyptic number.

12200022120220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12200022120220 is an abundant number, since it is smaller than the sum of its proper divisors (17511416548580).

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

12200022120220 is a wasteful number, since it uses less digits than its factorization.

12200022120220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28897819 (or 28897817 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 12200022120220 its reverse (2202122000221), we get a palindrome (14402144120441).

The spelling of 12200022120220 in words is "twelve trillion, two hundred billion, twenty-two million, one hundred twenty thousand, two hundred twenty".

Divisors: 1 2 4 5 10 11 19 20 22 38 44 55 76 95 101 110 190 202 209 220 380 404 418 505 836 1010 1045 1111 1919 2020 2090 2222 3838 4180 4444 5555 7676 9595 11110 19190 21109 22220 38380 42218 84436 105545 211090 422180 28897679 57795358 115590716 144488395 288976790 317874469 549055901 577953580 635748938 1098111802 1271497876 1589372345 2196223604 2745279505 2918665579 3178744690 5490559010 5837331158 6039614911 6357489380 10981118020 11674662316 12079229822 14593327895 24158459644 29186655790 30198074555 32105321369 55454646001 58373311580 60396149110 64210642738 110909292002 120792298220 128421285476 160526606845 221818584004 277273230005 321053213690 554546460010 610001106011 642106427380 1109092920020 1220002212022 2440004424044 3050005530055 6100011060110 12200022120220