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200011112112 = 24371735015951
BaseRepresentation
bin1011101001000110010…
…1110101111010110000
3201010021010012020110010
42322101211311322300
511234110321041422
6231514524134520
720310314254560
oct2722145657260
9633233166403
10200011112112
1177908070969
123291b397440
1315b2670cca6
149975774da0
15530941bb0c
hex2e91975eb0

200011112112 has 80 divisors (see below), whose sum is σ = 625244838912. Its totient is φ = 53784499200.

The previous prime is 200011112083. The next prime is 200011112113. The reversal of 200011112112 is 211211110002.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (200011112113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17502264 + ... + 17513687.

Almost surely, 2200011112112 is an apocalyptic number.

It is an amenable number.

200011112112 is an abundant number, since it is smaller than the sum of its proper divisors (425233726800).

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

200011112112 is a wasteful number, since it uses less digits than its factorization.

200011112112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35015986 (or 35015980 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 200011112112 its reverse (211211110002), we get a palindrome (411222222114).

The spelling of 200011112112 in words is "two hundred billion, eleven million, one hundred twelve thousand, one hundred twelve".

Divisors: 1 2 3 4 6 7 8 12 14 16 17 21 24 28 34 42 48 51 56 68 84 102 112 119 136 168 204 238 272 336 357 408 476 714 816 952 1428 1904 2856 5712 35015951 70031902 105047853 140063804 210095706 245111657 280127608 420191412 490223314 560255216 595271167 735334971 840382824 980446628 1190542334 1470669942 1680765648 1785813501 1960893256 2381084668 2941339884 3571627002 3921786512 4166898169 4762169336 5882679768 7143254004 8333796338 9524338672 11765359536 12500694507 14286508008 16667592676 25001389014 28573016016 33335185352 50002778028 66670370704 100005556056 200011112112