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12012010102 = 219457691697
BaseRepresentation
bin10110010111111100…
…01011101001110110
31011000010201100010001
423023332023221312
5144100033310402
65303535021514
7603445254421
oct131376135166
934003640101
1012012010102
115104514a84
1223b296a89a
1311957ab2b1
1481d4669b8
154a4844187
hex2cbf8ba76

12012010102 has 16 divisors (see below), whose sum is σ = 19007861040. Its totient is φ = 5677440768.

The previous prime is 12012010099. The next prime is 12012010117. The reversal of 12012010102 is 20101021021.

It is a congruent number.

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, 328483 + ... + 363214.

It is an arithmetic number, because the mean of its divisors is an integer number (1187991315).

Almost surely, 212012010102 is an apocalyptic number.

12012010102 is a deficient number, since it is larger than the sum of its proper divisors (6995850938).

12012010102 is a wasteful number, since it uses less digits than its factorization.

12012010102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 692175.

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

Adding to 12012010102 its reverse (20101021021), we get a palindrome (32113031123).

The spelling of 12012010102 in words is "twelve billion, twelve million, ten thousand, one hundred two".

Divisors: 1 2 19 38 457 914 8683 17366 691697 1383394 13142243 26284486 316105529 632211058 6006005051 12012010102