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12122302010 = 2571313321211
BaseRepresentation
bin10110100101000101…
…11010011000111010
31011021211020202011112
423102202322120322
5144311302131020
65322515000322
7606254603240
oct132242723072
934254222145
1012122302010
1151607a5a15
1224238990a2
1311b25b6490
1482dd76790
154ae37d2c5
hex2d28ba63a

12122302010 has 32 divisors (see below), whose sum is σ = 26855563392. Its totient is φ = 3836508480.

The previous prime is 12122301959. The next prime is 12122302033. The reversal of 12122302010 is 1020322121.

It is a happy number.

12122302010 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×121223020103 (a number of 31 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (14).

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 15 ways as a sum of consecutive naturals, for example, 6659696 + ... + 6661515.

It is an arithmetic number, because the mean of its divisors is an integer number (839236356).

Almost surely, 212122302010 is an apocalyptic number.

12122302010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12122302010 is an abundant number, since it is smaller than the sum of its proper divisors (14733261382).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12122302010 is a wasteful number, since it uses less digits than its factorization.

12122302010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13321238.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 12122302010 its reverse (1020322121), we get a palindrome (13142624131).

The spelling of 12122302010 in words is "twelve billion, one hundred twenty-two million, three hundred two thousand, ten".

Divisors: 1 2 5 7 10 13 14 26 35 65 70 91 130 182 455 910 13321211 26642422 66606055 93248477 133212110 173175743 186496954 346351486 466242385 865878715 932484770 1212230201 1731757430 2424460402 6061151005 12122302010