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12010010122 = 211249628141
BaseRepresentation
bin10110010111101101…
…00011011000001010
31010222222221201122201
423023312203120022
5144044030310442
65303424110414
7603422254525
oct131366433012
933888851581
1012010010122
115103379400
1223b216540a
13119525ab86
1481d0a5bbc
154a459b7b7
hex2cbda360a

12010010122 has 12 divisors (see below), whose sum is σ = 19801628658. Its totient is φ = 5459095400.

The previous prime is 12010010113. The next prime is 12010010137. The reversal of 12010010122 is 22101001021.

12010010122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 8864034201 + 3145975921 = 94149^2 + 56089^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12010010099 and 12010010108.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 24813829 + ... + 24814312.

Almost surely, 212010010122 is an apocalyptic number.

12010010122 is a deficient number, since it is larger than the sum of its proper divisors (7791618536).

12010010122 is a wasteful number, since it uses less digits than its factorization.

12010010122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49628165 (or 49628154 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 12010010122 its reverse (22101001021), we get a palindrome (34111011143).

The spelling of 12010010122 in words is "twelve billion, ten million, ten thousand, one hundred twenty-two".

Divisors: 1 2 11 22 121 242 49628141 99256282 545909551 1091819102 6005005061 12010010122