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12101102022210 = 2354171143138289
BaseRepresentation
bin1011000000011000000111…
…1000110010111001000010
31120211212001121100222022120
42300012001320302321002
53041231024104202320
641423100341145110
72356163406015525
oct260060170627102
946755047328276
1012101102022210
113946059686563
1214353366bb196
1369a18a60a576
142db9a7146bbc
1515eb9dc90440
hexb0181e32e42

12101102022210 has 64 divisors (see below), whose sum is σ = 29751635370240. Its totient is φ = 3148187166720.

The previous prime is 12101102022203. The next prime is 12101102022239. The reversal of 12101102022210 is 1222020110121.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 12101102022210.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 87436746 + ... + 87575034.

It is an arithmetic number, because the mean of its divisors is an integer number (464869302660).

Almost surely, 212101102022210 is an apocalyptic number.

12101102022210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12101102022210 is an abundant number, since it is smaller than the sum of its proper divisors (17650533348030).

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

12101102022210 is a wasteful number, since it uses less digits than its factorization.

12101102022210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209483.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 12101102022210 its reverse (1222020110121), we get a palindrome (13323122132331).

The spelling of 12101102022210 in words is "twelve trillion, one hundred one billion, one hundred two million, twenty-two thousand, two hundred ten".

Divisors: 1 2 3 5 6 10 15 30 41 82 123 205 246 410 615 1230 71143 138289 142286 213429 276578 355715 414867 426858 691445 711430 829734 1067145 1382890 2074335 2134290 2916863 4148670 5669849 5833726 8750589 11339698 14584315 17009547 17501178 28349245 29168630 34019094 43752945 56698490 85047735 87505890 170095470 9838294327 19676588654 29514882981 49191471635 59029765962 98382943270 147574414905 295148829810 403370067407 806740134814 1210110202221 2016850337035 2420220404442 4033700674070 6050551011105 12101102022210