Base | Representation |
---|---|
bin | 1011000110001101000001… |
… | …0000100011001100001100 |
3 | 1121012102102200111000012020 |
4 | 2301203100100203030030 |
5 | 3044401024441320022 |
6 | 41541053204210140 |
7 | 2366336065221102 |
oct | 261432020431414 |
9 | 47172380430166 |
10 | 12201201120012 |
11 | 3984555a47273 |
12 | 1450811699950 |
13 | 6a6750805c58 |
14 | 302781401c72 |
15 | 1625aba5235c |
hex | b18d042330c |
12201201120012 has 48 divisors (see below), whose sum is σ = 28937554044672. Its totient is φ = 4000204111680.
The previous prime is 12201201119971. The next prime is 12201201120041. The reversal of 12201201120012 is 21002110210221.
It is a junction number, because it is equal to n+sod(n) for n = 12201201119973 and 12201201120000.
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, 15487593 + ... + 16256319.
It is an arithmetic number, because the mean of its divisors is an integer number (602865709264).
Almost surely, 212201201120012 is an apocalyptic number.
12201201120012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
12201201120012 is an abundant number, since it is smaller than the sum of its proper divisors (16736352924660).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12201201120012 is a wasteful number, since it uses less digits than its factorization.
12201201120012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 790478 (or 790476 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 12201201120012 its reverse (21002110210221), we get a palindrome (33203311330233).
The spelling of 12201201120012 in words is "twelve trillion, two hundred one billion, two hundred one million, one hundred twenty thousand, twelve".
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