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2012313230212 = 2210933713695541
BaseRepresentation
bin11101010010000111001…
…101110001101110000100
321010101010120100202101111
4131102013031301232010
5230432204141331322
64140235520134404
7265245666143305
oct35220715615604
97111116322344
102012313230212
117064653a29aa
12285bbb767404
131179b65798cc
146d579d267ac
1537528ec2177
hex1d487371b84

2012313230212 has 24 divisors (see below), whose sum is σ = 3564401760920. Its totient is φ = 993967511040.

The previous prime is 2012313230153. The next prime is 2012313230251. The reversal of 2012313230212 is 2120323132102.

It can be written as a sum of positive squares in 4 ways, for example, as 43971573636 + 1968341656576 = 209694^2 + 1402976^2 .

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, 6700839 + ... + 6994702.

Almost surely, 22012313230212 is an apocalyptic number.

It is an amenable number.

2012313230212 is a deficient number, since it is larger than the sum of its proper divisors (1552088530708).

2012313230212 is a wasteful number, since it uses less digits than its factorization.

2012313230212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13695991 (or 13695989 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 2012313230212 its reverse (2120323132102), we get a palindrome (4132636362314).

The spelling of 2012313230212 in words is "two trillion, twelve billion, three hundred thirteen million, two hundred thirty thousand, two hundred twelve".

Divisors: 1 2 4 109 218 337 436 674 1348 36733 73466 146932 13695541 27391082 54782164 1492813969 2985627938 4615397317 5971255876 9230794634 18461589268 503078307553 1006156615106 2012313230212