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2222012010212 = 221732676647209
BaseRepresentation
bin100000010101011010001…
…111001000111011100100
321212102101211121111211222
4200111122033020323210
5242401140033311322
64420440032515512
7316351346311661
oct40253217107344
97772354544758
102222012010212
11787393941065
122ba7833abb98
131316c504c057
147979015aa68
153cbedb53e42
hex2055a3c8ee4

2222012010212 has 12 divisors (see below), whose sum is σ = 4117257548460. Its totient is φ = 1045652710656.

The previous prime is 2222012010181. The next prime is 2222012010473. The reversal of 2222012010212 is 2120102102222.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1094898547876 + 1127113462336 = 1046374^2 + 1061656^2 .

It is a Harshad number since it is a multiple of its sum of digits (17).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16338323537 + ... + 16338323672.

It is an arithmetic number, because the mean of its divisors is an integer number (343104795705).

Almost surely, 22222012010212 is an apocalyptic number.

It is an amenable number.

2222012010212 is a deficient number, since it is larger than the sum of its proper divisors (1895245538248).

2222012010212 is a wasteful number, since it uses less digits than its factorization.

2222012010212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32676647230 (or 32676647228 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 2222012010212 its reverse (2120102102222), we get a palindrome (4342114112434).

The spelling of 2222012010212 in words is "two trillion, two hundred twenty-two billion, twelve million, ten thousand, two hundred twelve".

Divisors: 1 2 4 17 34 68 32676647209 65353294418 130706588836 555503002553 1111006005106 2222012010212