Base | Representation |
---|---|
bin | 11101010000000011111… |
… | …101110001110101111000 |
3 | 21010011110002220002202220 |
4 | 131100003331301311320 |
5 | 230413201433033422 |
6 | 4135233215324040 |
7 | 265140300315561 |
oct | 35200375616570 |
9 | 7104402802686 |
10 | 2010111221112 |
11 | 705535420975 |
12 | 2856a6220620 |
13 | 1177252c3947 |
14 | 6d40b6c5168 |
15 | 3744aa09e5c |
hex | 1d403f71d78 |
2010111221112 has 128 divisors (see below), whose sum is σ = 5450479372800. Its totient is φ = 615295070208.
The previous prime is 2010111221099. The next prime is 2010111221161. The reversal of 2010111221112 is 2111221110102.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 2010111221091 and 2010111221100.
It is a congruent number.
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, 16377589 + ... + 16499867.
It is an arithmetic number, because the mean of its divisors is an integer number (42581870100).
Almost surely, 22010111221112 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2010111221112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2725239686400).
2010111221112 is an abundant number, since it is smaller than the sum of its proper divisors (3440368151688).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2010111221112 is a wasteful number, since it uses less digits than its factorization.
2010111221112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 123285 (or 123281 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 15.
Adding to 2010111221112 its reverse (2111221110102), we get a palindrome (4121332331214).
The spelling of 2010111221112 in words is "two trillion, ten billion, one hundred eleven million, two hundred twenty-one thousand, one hundred twelve".
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