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112111120112212 = 22132911271819931
BaseRepresentation
bin11001011111011011100111…
…011111010101101001010100
3112200221201101201111012112201
4121133123213133111221110
5104143312033222042322
61034235045414254244
732420522032425424
oct3137334737255124
9480851351435481
10112111120112212
11327a4071632a61
12106a7a77357384
134a73058105900
141d982c866a484
15ce6402ce2d27
hex65f6e77d5a54

112111120112212 has 36 divisors (see below), whose sum is σ = 212449703782176. Its totient is φ = 51742997648160.

The previous prime is 112111120112153. The next prime is 112111120112263. The reversal of 112111120112212 is 212211021111211.

It is a self number, because there is not a number n which added to its sum of digits gives 112111120112212.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 60691887 + ... + 62511817.

It is an arithmetic number, because the mean of its divisors is an integer number (5901380660616).

Almost surely, 2112111120112212 is an apocalyptic number.

It is an amenable number.

112111120112212 is a deficient number, since it is larger than the sum of its proper divisors (100338583669964).

112111120112212 is a wasteful number, since it uses less digits than its factorization.

112111120112212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1911088 (or 1911073 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 19.

Adding to 112111120112212 its reverse (212211021111211), we get a palindrome (324322141223423).

The spelling of 112111120112212 in words is "one hundred twelve trillion, one hundred eleven billion, one hundred twenty million, one hundred twelve thousand, two hundred twelve".

Divisors: 1 2 4 13 26 52 169 338 676 91127 182254 364508 1184651 1819931 2369302 3639862 4738604 7279724 15400463 23659103 30800926 47318206 61601852 94636412 307568339 615136678 1230273356 165844852237 331689704474 663379408948 2155983079081 4311966158162 8623932316324 28027780028053 56055560056106 112111120112212