| Base | Representation |
|---|---|
| bin | 11001001111011011001010… |
| … | …011000010011101101001100 |
| 3 | 112120001120002211101221002220 |
| 4 | 121033123022120103231030 |
| 5 | 104022301233221232340 |
| 6 | 1032033445440415340 |
| 7 | 32245201020546642 |
| oct | 3117331230235514 |
| 9 | 476046084357086 |
| 10 | 111011120102220 |
| 11 | 3240a608275508 |
| 12 | 1054a847617550 |
| 13 | 49c33c4325c30 |
| 14 | 1d5ad7719d192 |
| 15 | cc79c233ded0 |
| hex | 64f6ca613b4c |
111011120102220 has 192 divisors, whose sum is σ = 337854163014144. Its totient is φ = 27071912448000.
The previous prime is 111011120102219. The next prime is 111011120102231. The reversal of 111011120102220 is 22201021110111.
It is a happy number.
111011120102220 is digitally balanced in base 3 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 111011120102220.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 198123379 + ... + 198682901.
It is an arithmetic number, because the mean of its divisors is an integer number (1759657099032).
Almost surely, 2111011120102220 is an apocalyptic number.
111011120102220 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 111011120102220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (168927081507072).
111011120102220 is an abundant number, since it is smaller than the sum of its proper divisors (226843042911924).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
111011120102220 is a wasteful number, since it uses less digits than its factorization.
111011120102220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 561912 (or 561910 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 15.
Adding to 111011120102220 its reverse (22201021110111), we get a palindrome (133212141212331).
The spelling of 111011120102220 in words is "one hundred eleven trillion, eleven billion, one hundred twenty million, one hundred two thousand, two hundred twenty".
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