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20020012211202 = 2367971796134679
BaseRepresentation
bin1001000110101010001011…
…01101110101110000000010
32121212220011001222011112020
410203111011231311300002
510111001441111224302
6110325022221142310
74134253365014643
oct443250555656002
977786131864466
1020020012211202
116419491a77563
1222b40196ba996
13b22b57375823
144d2d8c0016ca
1524ab76c14ebc
hex123545b75c02

20020012211202 has 128 divisors (see below), whose sum is σ = 41362136524800. Its totient is φ = 6457684248576.

The previous prime is 20020012210997. The next prime is 20020012211203. The reversal of 20020012211202 is 20211221002002.

It is not an unprimeable number, because it can be changed into a prime (20020012211203) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4278692299 + ... + 4278696977.

It is an arithmetic number, because the mean of its divisors is an integer number (323141691600).

Almost surely, 220020012211202 is an apocalyptic number.

20020012211202 is an abundant number, since it is smaller than the sum of its proper divisors (21342124313598).

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

20020012211202 is a wasteful number, since it uses less digits than its factorization.

20020012211202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5640.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 20020012211202 its reverse (20211221002002), we get a palindrome (40231233213204).

The spelling of 20020012211202 in words is "twenty trillion, twenty billion, twelve million, two hundred eleven thousand, two hundred two".

Divisors: 1 2 3 6 67 97 134 179 194 201 291 358 402 537 582 613 1074 1226 1839 3678 4679 6499 9358 11993 12998 14037 17363 19497 23986 28074 34726 35979 38994 41071 52089 59461 71958 82142 104178 109727 118922 123213 178383 219454 246426 313493 329181 356766 453863 626986 658362 837541 907726 940479 1163321 1361589 1675082 1880958 2326642 2512623 2723178 2868227 3489963 3983887 5025246 5736454 6979926 7351709 7967774 8604681 10643519 11951661 14703418 17209362 21287038 22055127 23903322 30408821 31930557 44110254 56115247 60817642 63861114 81241477 91226463 112230494 162482954 168345741 182452926 192171209 243724431 278218019 336691482 384342418 487448862 513412633 556436038 576513627 713115773 834654057 1026825266 1153027254 1426231546 1540237899 1669308114 2139347319 3080475798 4278694638 5443178959 10886357918 16329536877 18640607273 32659073754 34398646411 37281214546 49801025401 55921821819 68797292822 99602050802 103195939233 111843643638 149403076203 206391878466 298806152406 3336668701867 6673337403734 10010006105601 20020012211202