| Base | Representation |
|---|---|
| bin | 1011000001100110000000… |
| … | …0110011001101010000000 |
| 3 | 1120220212000201102021221100 |
| 4 | 2300121200012121222000 |
| 5 | 3042101334030000000 |
| 6 | 41440435143454400 |
| 7 | 2360533464626145 |
| oct | 260314006315200 |
| 9 | 46825021367840 |
| 10 | 12122010000000 |
| 11 | 3953a0869674a |
| 12 | 14393b0757400 |
| 13 | 69c140142b64 |
| 14 | 2dc9cbc643cc |
| 15 | 1604c45b1a00 |
| hex | b0660199a80 |
12122010000000 has 576 divisors, whose sum is σ = 43721953989480. Its totient is φ = 3223728000000.
The previous prime is 12122009999987. The next prime is 12122010000013. The reversal of 12122010000000 is 1022121.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
It is an interprime number because it is at equal distance from previous prime (12122009999987) and next prime (12122010000013).
It can be written as a sum of positive squares in 4 ways, for example, as 7311918851136 + 4810091148864 = 2704056^2 + 2193192^2 .
It is a tau number, because it is divible by the number of its divisors (576).
It is a Harshad number since it is a multiple of its sum of digits (9).
It is an unprimeable number.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 33029999817 + ... + 33030000183.
Almost surely, 212122010000000 is an apocalyptic number.
12122010000000 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 12122010000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21860976994740).
12122010000000 is an abundant number, since it is smaller than the sum of its proper divisors (31599943989480).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12122010000000 is an frugal number, since it uses more digits than its factorization.
12122010000000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 789 (or 377 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 9.
Adding to 12122010000000 its reverse (1022121), we get a palindrome (12122011022121).
The spelling of 12122010000000 in words is "twelve trillion, one hundred twenty-two billion, ten million", and thus it is an aban number.
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