Base | Representation |
---|---|
bin | 11101011011100000011… |
… | …10101001010100100100 |
3 | 10120200002021120122021002 |
4 | 32231300032221110210 |
5 | 113031414222431040 |
6 | 2052312225412432 |
7 | 133025324620151 |
oct | 16556016512444 |
9 | 3520067518232 |
10 | 1011200202020 |
11 | 35a9361744a8 |
12 | 143b88a9a118 |
13 | 7448181b408 |
14 | 36d29b4d228 |
15 | 1b484b9ea15 |
hex | eb703a9524 |
1011200202020 has 12 divisors (see below), whose sum is σ = 2123520424284. Its totient is φ = 404480080800.
The previous prime is 1011200202011. The next prime is 1011200202049. The reversal of 1011200202020 is 202020021101.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 425604883456 + 585595318564 = 652384^2 + 765242^2 .
It is a junction number, because it is equal to n+sod(n) for n = 1011200201992 and 1011200202010.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 25280005031 + ... + 25280005070.
It is an arithmetic number, because the mean of its divisors is an integer number (176960035357).
Almost surely, 21011200202020 is an apocalyptic number.
1011200202020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1011200202020 is an abundant number, since it is smaller than the sum of its proper divisors (1112320222264).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1011200202020 is a wasteful number, since it uses less digits than its factorization.
1011200202020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 50560010110 (or 50560010108 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 11.
Adding to 1011200202020 its reverse (202020021101), we get a palindrome (1213220223121).
The spelling of 1011200202020 in words is "one trillion, eleven billion, two hundred million, two hundred two thousand, twenty".
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