Base | Representation |
---|---|
bin | 10000010101000011100… |
… | …111111111011011000000 |
3 | 10222021101112200001222021 |
4 | 100111003213333123000 |
5 | 121341100440133440 |
6 | 2215254551451224 |
7 | 144033130206331 |
oct | 20250347773300 |
9 | 3867345601867 |
10 | 1122121021120 |
11 | 3a2986076630 |
12 | 161584086b14 |
13 | 81a7aa20b98 |
14 | 3c44d34c288 |
15 | 1e2c7a3784a |
hex | 105439ff6c0 |
1122121021120 has 224 divisors, whose sum is σ = 2949159456000. Its totient is φ = 403272192000.
The previous prime is 1122121021111. The next prime is 1122121021157. The reversal of 1122121021120 is 211201212211.
It is a Harshad number since it is a multiple of its sum of digits (16).
It is a junction number, because it is equal to n+sod(n) for n = 1122121021094 and 1122121021103.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 220064331 + ... + 220069429.
Almost surely, 21122121021120 is an apocalyptic number.
1122121021120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1122121021120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1474579728000).
1122121021120 is an abundant number, since it is smaller than the sum of its proper divisors (1827038434880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1122121021120 is a wasteful number, since it uses less digits than its factorization.
1122121021120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5847 (or 5837 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 16.
Adding to 1122121021120 its reverse (211201212211), we get a palindrome (1333322233331).
The spelling of 1122121021120 in words is "one trillion, one hundred twenty-two billion, one hundred twenty-one million, twenty-one thousand, one hundred twenty".
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