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100211213112 = 2337357198181
BaseRepresentation
bin101110101010100001…
…1011100001100111000
3100120122220002002011120
41131111003130030320
53120213032304422
6114011510025240
710145220154113
oct1352503341470
9316586062146
10100211213112
113955468769a
1217508648220
1395b04c180a
144bc912157a
152917a5b45c
hex17550dc338

100211213112 has 32 divisors (see below), whose sum is σ = 253959928080. Its totient is φ = 32946151680.

The previous prime is 100211213101. The next prime is 100211213191. The reversal of 100211213112 is 211312112001.

It is a junction number, because it is equal to n+sod(n) for n = 100211213091 and 100211213100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28597339 + ... + 28600842.

Almost surely, 2100211213112 is an apocalyptic number.

100211213112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100211213112 is an abundant number, since it is smaller than the sum of its proper divisors (153748714968).

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

100211213112 is a wasteful number, since it uses less digits than its factorization.

100211213112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57198263 (or 57198259 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 100211213112 its reverse (211312112001), we get a palindrome (311523325113).

The spelling of 100211213112 in words is "one hundred billion, two hundred eleven million, two hundred thirteen thousand, one hundred twelve".

Divisors: 1 2 3 4 6 8 12 24 73 146 219 292 438 584 876 1752 57198181 114396362 171594543 228792724 343189086 457585448 686378172 1372756344 4175467213 8350934426 12526401639 16701868852 25052803278 33403737704 50105606556 100211213112