Base | Representation |
---|---|
bin | 10001100111110110011… |
… | …110111101001011001000 |
3 | 11021202212010220000200111 |
4 | 101213312132331023020 |
5 | 124320132401321300 |
6 | 2324200241244104 |
7 | 153331142451553 |
oct | 21476636751310 |
9 | 4252763800614 |
10 | 1211021120200 |
11 | 42765593a8a1 |
12 | 176854633634 |
13 | 8a2779c85c8 |
14 | 4288413569a |
15 | 2177c54c9ba |
hex | 119f67bd2c8 |
1211021120200 has 48 divisors (see below), whose sum is σ = 2817759384000. Its totient is φ = 484041088320.
The previous prime is 1211021120173. The next prime is 1211021120233. The reversal of 1211021120200 is 20211201121.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2031540 + ... + 2559139.
It is an arithmetic number, because the mean of its divisors is an integer number (58703320500).
Almost surely, 21211021120200 is an apocalyptic number.
1211021120200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1211021120200 is an abundant number, since it is smaller than the sum of its proper divisors (1606738263800).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1211021120200 is a wasteful number, since it uses less digits than its factorization.
1211021120200 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4592014 (or 4592005 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 13.
Adding to 1211021120200 its reverse (20211201121), we get a palindrome (1231232321321).
The spelling of 1211021120200 in words is "one trillion, two hundred eleven billion, twenty-one million, one hundred twenty thousand, two hundred".
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