Base | Representation |
---|---|
bin | 10001100000100101000… |
… | …110001110010000001000 |
3 | 11021000200222222011102011 |
4 | 101200211012032100020 |
5 | 124203140041343422 |
6 | 2320425403145304 |
7 | 152633513500534 |
oct | 21404506162010 |
9 | 4230628864364 |
10 | 1203213231112 |
11 | 4243095571a2 |
12 | 175235815234 |
13 | 896022099a9 |
14 | 42343198bc4 |
15 | 21471d4e077 |
hex | 1182518e408 |
1203213231112 has 64 divisors (see below), whose sum is σ = 2360308896000. Its totient is φ = 573937081344.
The previous prime is 1203213231067. The next prime is 1203213231119. The reversal of 1203213231112 is 2111323123021.
It is not an unprimeable number, because it can be changed into a prime (1203213231119) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 138089668 + ... + 138098380.
It is an arithmetic number, because the mean of its divisors is an integer number (36879826500).
Almost surely, 21203213231112 is an apocalyptic number.
It is an amenable number.
1203213231112 is a deficient number, since it is larger than the sum of its proper divisors (1157095664888).
1203213231112 is a wasteful number, since it uses less digits than its factorization.
1203213231112 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10630 (or 10626 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 22.
Adding to 1203213231112 its reverse (2111323123021), we get a palindrome (3314536354133).
The spelling of 1203213231112 in words is "one trillion, two hundred three billion, two hundred thirteen million, two hundred thirty-one thousand, one hundred twelve".
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