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12102034412 = 2213232731431
BaseRepresentation
bin10110100010101011…
…00110001111101100
31011020102010001020202
423101111212033230
5144241110100122
65320512333032
7605620411106
oct132125461754
934212101222
1012102034412
115150312636
122418b44178
1311ab33b310
1482b3bc576
154ac6c7e92
hex2d15663ec

12102034412 has 12 divisors (see below), whose sum is σ = 22807680336. Its totient is φ = 5585554320.

The previous prime is 12102034397. The next prime is 12102034447. The reversal of 12102034412 is 21443020121.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116365664 + ... + 116365767.

It is an arithmetic number, because the mean of its divisors is an integer number (1900640028).

Almost surely, 212102034412 is an apocalyptic number.

It is an amenable number.

12102034412 is a deficient number, since it is larger than the sum of its proper divisors (10705645924).

12102034412 is a wasteful number, since it uses less digits than its factorization.

12102034412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232731448 (or 232731446 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 12102034412 its reverse (21443020121), we get a palindrome (33545054533).

The spelling of 12102034412 in words is "twelve billion, one hundred two million, thirty-four thousand, four hundred twelve".

Divisors: 1 2 4 13 26 52 232731431 465462862 930925724 3025508603 6051017206 12102034412