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12000112011020 = 225785715085793
BaseRepresentation
bin1010111010011111111001…
…1010011110011100001100
31120111012101102211212000202
42232213332122132130030
53033102212133323040
641304435250513032
72345656651051160
oct256477632363414
946435342755022
1012000112011020
11390724542a3a1
121419851295778
136907b497a3b3
142d6b46818ca0
1515c23cb99015
hexae9fe69e70c

12000112011020 has 24 divisors (see below), whose sum is σ = 28800268826784. Its totient is φ = 4114324118016.

The previous prime is 12000112011001. The next prime is 12000112011037. The reversal of 12000112011020 is 2011021100021.

It is a junction number, because it is equal to n+sod(n) for n = 12000112010992 and 12000112011010.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42857542757 + ... + 42857543036.

It is an arithmetic number, because the mean of its divisors is an integer number (1200011201116).

Almost surely, 212000112011020 is an apocalyptic number.

12000112011020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12000112011020 is an abundant number, since it is smaller than the sum of its proper divisors (16800156815764).

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

12000112011020 is a wasteful number, since it uses less digits than its factorization.

12000112011020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85715085809 (or 85715085807 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 12000112011020 its reverse (2011021100021), we get a palindrome (14011133111041).

The spelling of 12000112011020 in words is "twelve trillion, one hundred twelve million, eleven thousand, twenty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 85715085793 171430171586 342860343172 428575428965 600005600551 857150857930 1200011201102 1714301715860 2400022402204 3000028002755 6000056005510 12000112011020