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12102201310 = 258924475557
BaseRepresentation
bin10110100010101100…
…01110111111011110
31011020102102112012011
423101112032333132
5144241130420220
65320520101434
7605622004513
oct132126167736
934212375164
1012102201310
115150416a71
12241900487a
1311ab399284
1482b42330a
154ac70c65a
hex2d158efde

12102201310 has 32 divisors (see below), whose sum is σ = 22041694080. Its totient is φ = 4783671552.

The previous prime is 12102201289. The next prime is 12102201311. The reversal of 12102201310 is 1310220121.

It is a super-2 number, since 2×121022013102 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12102201311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2175052 + ... + 2180608.

It is an arithmetic number, because the mean of its divisors is an integer number (688802940).

Almost surely, 212102201310 is an apocalyptic number.

12102201310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12102201310 is a deficient number, since it is larger than the sum of its proper divisors (9939492770).

12102201310 is a wasteful number, since it uses less digits than its factorization.

12102201310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8100.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 12102201310 its reverse (1310220121), we get a palindrome (13412421431).

The spelling of 12102201310 in words is "twelve billion, one hundred two million, two hundred one thousand, three hundred ten".

Divisors: 1 2 5 10 89 178 445 890 2447 4894 5557 11114 12235 24470 27785 55570 217783 435566 494573 989146 1088915 2177830 2472865 4945730 13597979 27195958 67989895 135979790 1210220131 2420440262 6051100655 12102201310