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12131110000300 = 22521719375576161
BaseRepresentation
bin1011000010000111111010…
…0000001001011010101100
31120221201111220200012120111
42300201332200021122230
53042224003130002200
641444542140225404
72361305133433234
oct260417640113254
946851456605514
1012131110000300
113957858379655
12143b11023b264
1369cc60536b15
142dd21266acc4
151608584430ba
hexb087e8096ac

12131110000300 has 72 divisors (see below), whose sum is σ = 29340009775440. Its totient is φ = 4326637363200.

The previous prime is 12131110000297. The next prime is 12131110000307. The reversal of 12131110000300 is 300001113121.

It is not an unprimeable number, because it can be changed into a prime (12131110000307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 187755781 + ... + 187820380.

It is an arithmetic number, because the mean of its divisors is an integer number (407500135770).

Almost surely, 212131110000300 is an apocalyptic number.

12131110000300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12131110000300 is an abundant number, since it is smaller than the sum of its proper divisors (17208899775140).

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

12131110000300 is a wasteful number, since it uses less digits than its factorization.

12131110000300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375576211 (or 375576204 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 12131110000300 its reverse (300001113121), we get a palindrome (12431111113421).

The spelling of 12131110000300 in words is "twelve trillion, one hundred thirty-one billion, one hundred ten million, three hundred", and thus it is an aban number.

Divisors: 1 2 4 5 10 17 19 20 25 34 38 50 68 76 85 95 100 170 190 323 340 380 425 475 646 850 950 1292 1615 1700 1900 3230 6460 8075 16150 32300 375576161 751152322 1502304644 1877880805 3755761610 6384794737 7135947059 7511523220 9389404025 12769589474 14271894118 18778808050 25539178948 28543788236 31923973685 35679735295 37557616100 63847947370 71359470590 121311100003 127695894740 142718941180 159619868425 178398676475 242622200006 319239736850 356797352950 485244400012 606555500015 638479473700 713594705900 1213111000030 2426222000060 3032777500075 6065555000150 12131110000300