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12002010212 = 2219467338161
BaseRepresentation
bin10110010110110000…
…00010010001100100
31010222102220021211202
423023120002101210
5144040003311322
65302540422032
7603264255263
oct131330022144
933872807752
1012002010212
1150a9904a05
1223ab547918
1311936b97ba
1481bdc25da
154a3a1b292
hex2cb602464

12002010212 has 24 divisors (see below), whose sum is σ = 22156374240. Its totient is φ = 5672972160.

The previous prime is 12002010203. The next prime is 12002010221. The reversal of 12002010212 is 21201020021.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (12002010203) and next prime (12002010221).

It is a junction number, because it is equal to n+sod(n) for n = 12002010193 and 12002010202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 133589 + ... + 204572.

It is an arithmetic number, because the mean of its divisors is an integer number (923182260).

Almost surely, 212002010212 is an apocalyptic number.

It is an amenable number.

12002010212 is a deficient number, since it is larger than the sum of its proper divisors (10154364028).

12002010212 is a wasteful number, since it uses less digits than its factorization.

12002010212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338651 (or 338649 counting only the distinct ones).

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

Adding to 12002010212 its reverse (21201020021), we get a palindrome (33203030233).

The spelling of 12002010212 in words is "twelve billion, two million, ten thousand, two hundred twelve".

Divisors: 1 2 4 19 38 76 467 934 1868 8873 17746 35492 338161 676322 1352644 6425059 12850118 25700236 157921187 315842374 631684748 3000502553 6001005106 12002010212