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12300100220 = 2254737335081
BaseRepresentation
bin10110111010010010…
…01010001001111100
31011202012210211110102
423131021022021330
5200142311201340
65352305500232
7613544061332
oct133511121174
934665724412
1012300100220
1152420a4391
122473341678
131210399115
14849819b52
154bec9e215
hex2dd24a27c

12300100220 has 48 divisors (see below), whose sum is σ = 26451266688. Its totient is φ = 4802311680.

The previous prime is 12300100201. The next prime is 12300100259. The reversal of 12300100220 is 2200100321.

It is a happy number.

12300100220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 333080 + ... + 368160.

It is an arithmetic number, because the mean of its divisors is an integer number (551068056).

Almost surely, 212300100220 is an apocalyptic number.

12300100220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12300100220 is an abundant number, since it is smaller than the sum of its proper divisors (14151166468).

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

12300100220 is a wasteful number, since it uses less digits than its factorization.

12300100220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35510 (or 35508 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

Adding to 12300100220 its reverse (2200100321), we get a palindrome (14500200541).

The spelling of 12300100220 in words is "twelve billion, three hundred million, one hundred thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 47 94 188 235 373 470 746 940 1492 1865 3730 7460 17531 35062 35081 70124 70162 87655 140324 175310 175405 350620 350810 701620 1648807 3297614 6595228 8244035 13085213 16488070 26170426 32976140 52340852 65426065 130852130 261704260 615005011 1230010022 2460020044 3075025055 6150050110 12300100220