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102222221201210 = 251133471232322531
BaseRepresentation
bin10111001111100001110111…
…001011101100111100111010
3111101221100102100120001020102
4113033201313023230330322
5101344302102111414320
61001224123511155402
730350211635531435
oct2717416713547472
9441840370501212
10102222221201210
112a631222a38560
12b56b427075b62
13450668b619846
141b35820a6481c
15bc407b996175
hex5cf8772ecf3a

102222221201210 has 64 divisors (see below), whose sum is σ = 200812449037824. Its totient is φ = 37155946094400.

The previous prime is 102222221201189. The next prime is 102222221201249. The reversal of 102222221201210 is 12102122222201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4536947645 + ... + 4536970175.

It is an arithmetic number, because the mean of its divisors is an integer number (3137694516216).

Almost surely, 2102222221201210 is an apocalyptic number.

102222221201210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102222221201210 is a deficient number, since it is larger than the sum of its proper divisors (98590227836614).

102222221201210 is a wasteful number, since it uses less digits than its factorization.

102222221201210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38219.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 102222221201210 its reverse (12102122222201), we get a palindrome (114324343423411).

The spelling of 102222221201210 in words is "one hundred two trillion, two hundred twenty-two billion, two hundred twenty-one million, two hundred one thousand, two hundred ten".

Divisors: 1 2 5 10 11 22 55 110 3347 6694 12323 16735 22531 24646 33470 36817 45062 61615 73634 112655 123230 135553 184085 225310 247841 271106 368170 495682 677765 1239205 1355530 2478410 41245081 75411257 82490162 150822514 206225405 277649513 377056285 412450810 453695891 555299026 754112570 829523827 907391782 1388247565 1659047654 2268479455 2776495130 3054144643 4147619135 4536958910 6108289286 8295238270 15270723215 30541446430 929292920011 1858585840022 4646464600055 9292929200110 10222222120121 20444444240242 51111110600605 102222221201210