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12000112210020 = 22351118181988197
BaseRepresentation
bin1010111010011111111001…
…1011001111000001100100
31120111012101110012222000010
42232213332123033001210
53033102212211210040
641304435255050220
72345656652540304
oct256477633170144
946435343188003
1012000112210020
113907245555960
121419851370970
136907b4a19b4c
142d6b4686b604
1515c23cbd7e80
hexae9fe6cf064

12000112210020 has 48 divisors (see below), whose sum is σ = 36654888207168. Its totient is φ = 2909118111360.

The previous prime is 12000112209989. The next prime is 12000112210039. The reversal of 12000112210020 is 2001221100021.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 12000112209978 and 12000112210005.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9090993439 + ... + 9090994758.

It is an arithmetic number, because the mean of its divisors is an integer number (763643504316).

Almost surely, 212000112210020 is an apocalyptic number.

12000112210020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12000112210020 is an abundant number, since it is smaller than the sum of its proper divisors (24654775997148).

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

12000112210020 is a wasteful number, since it uses less digits than its factorization.

12000112210020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18181988220 (or 18181988218 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 12000112210020 its reverse (2001221100021), we get a palindrome (14001333310041).

The spelling of 12000112210020 in words is "twelve trillion, one hundred twelve million, two hundred ten thousand, twenty".

Divisors: 1 2 3 4 5 6 10 11 12 15 20 22 30 33 44 55 60 66 110 132 165 220 330 660 18181988197 36363976394 54545964591 72727952788 90909940985 109091929182 181819881970 200001870167 218183858364 272729822955 363639763940 400003740334 545459645910 600005610501 800007480668 1000009350835 1090919291820 1200011221002 2000018701670 2400022442004 3000028052505 4000037403340 6000056105010 12000112210020