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12300342220 = 2251514072961
BaseRepresentation
bin10110111010010100…
…00101001111001100
31011202020021010102101
423131022011033030
5200142341422340
65352315004444
7613546120015
oct133512051714
934666233371
1012300342220
11524224a191
122473439724
13121045230a
1484988000c
154beceac9a
hex2dd2853cc

12300342220 has 24 divisors (see below), whose sum is σ = 26001789408. Its totient is φ = 4887552000.

The previous prime is 12300342217. The next prime is 12300342251. The reversal of 12300342220 is 2224300321.

12300342220 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-2 number, since 2×123003422202 (a number of 21 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 2033461 + ... + 2039500.

It is an arithmetic number, because the mean of its divisors is an integer number (1083407892).

Almost surely, 212300342220 is an apocalyptic number.

12300342220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12300342220 is an abundant number, since it is smaller than the sum of its proper divisors (13701447188).

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

12300342220 is a wasteful number, since it uses less digits than its factorization.

12300342220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4073121 (or 4073119 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 12300342220 its reverse (2224300321), we get a palindrome (14524642541).

The spelling of 12300342220 in words is "twelve billion, three hundred million, three hundred forty-two thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 151 302 604 755 1510 3020 4072961 8145922 16291844 20364805 40729610 81459220 615017111 1230034222 2460068444 3075085555 6150171110 12300342220