Base | Representation |
---|---|
bin | 11101101111110110001… |
… | …10010111110111110100 |
3 | 10121201021022002220101210 |
4 | 32313323012113313310 |
5 | 113221300210013022 |
6 | 2101315550521420 |
7 | 133563041441625 |
oct | 16677306276764 |
9 | 3551238086353 |
10 | 1022120001012 |
11 | 36452a104070 |
12 | 146115b06270 |
13 | 75501c45036 |
14 | 37684103a4c |
15 | 1b8c369aa0c |
hex | edfb197df4 |
1022120001012 has 96 divisors (see below), whose sum is σ = 2719285115904. Its totient is φ = 295785952000.
The previous prime is 1022120001011. The next prime is 1022120001017. The reversal of 1022120001012 is 2101000212201.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1022120001011) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1600387 + ... + 2146037.
It is an arithmetic number, because the mean of its divisors is an integer number (28325886624).
Almost surely, 21022120001012 is an apocalyptic number.
1022120001012 is a gapful number since it is divisible by the number (12) 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 1022120001012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1359642557952).
1022120001012 is an abundant number, since it is smaller than the sum of its proper divisors (1697165114892).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1022120001012 is a wasteful number, since it uses less digits than its factorization.
1022120001012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 546309 (or 546307 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 12.
Adding to 1022120001012 its reverse (2101000212201), we get a palindrome (3123120213213).
The spelling of 1022120001012 in words is "one trillion, twenty-two billion, one hundred twenty million, one thousand, twelve".
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