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212021100200 = 235271311649511
BaseRepresentation
bin1100010101110101110…
…0010011111010101000
3202021021010002211212202
43011131130103322220
511433204400201300
6241222351555332
721214036421240
oct3053534237250
9667233084782
10212021100200
1181a10424758
123511152bb48
1316cbb960b10
14a394832b20
1557ad9b1ad5
hex315d713ea8

212021100200 has 96 divisors (see below), whose sum is σ = 606706584960. Its totient is φ = 67101177600.

The previous prime is 212021100173. The next prime is 212021100253. The reversal of 212021100200 is 2001120212.

Adding to 212021100200 its reverse (2001120212), we get a palindrome (214022220412).

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5806556 + ... + 5842955.

It is an arithmetic number, because the mean of its divisors is an integer number (6319860260).

Almost surely, 2212021100200 is an apocalyptic number.

212021100200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212021100200 is an abundant number, since it is smaller than the sum of its proper divisors (394685484760).

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

212021100200 is a wasteful number, since it uses less digits than its factorization.

212021100200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11649547 (or 11649538 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

The spelling of 212021100200 in words is "two hundred twelve billion, twenty-one million, one hundred thousand, two hundred".

Divisors: 1 2 4 5 7 8 10 13 14 20 25 26 28 35 40 50 52 56 65 70 91 100 104 130 140 175 182 200 260 280 325 350 364 455 520 650 700 728 910 1300 1400 1820 2275 2600 3640 4550 9100 18200 11649511 23299022 46598044 58247555 81546577 93196088 116495110 151443643 163093154 232990220 291237775 302887286 326186308 407732885 465980440 582475550 605774572 652372616 757218215 815465770 1060105501 1164951100 1211549144 1514436430 1630931540 2038664425 2120211002 2329902200 3028872860 3261863080 3786091075 4077328850 4240422004 5300527505 6057745720 7572182150 8154657700 8480844008 10601055010 15144364300 16309315400 21202110020 26502637525 30288728600 42404220040 53005275050 106010550100 212021100200