Base | Representation |
---|---|
bin | 100000010100101011000… |
… | …010001111101111111000 |
3 | 21212100100122111100210022 |
4 | 200110223002033233320 |
5 | 242343024321213422 |
6 | 4420225303310012 |
7 | 316322622224045 |
oct | 40245302175770 |
9 | 7770318440708 |
10 | 2221220101112 |
11 | 787017927031 |
12 | 2ba5a214b308 |
13 | 1315c9c6ca9c |
14 | 79716cda1cc |
15 | 3cba4379342 |
hex | 2052b08fbf8 |
2221220101112 has 64 divisors (see below), whose sum is σ = 4210375680000. Its totient is φ = 1098511666560.
The previous prime is 2221220101043. The next prime is 2221220101153. The reversal of 2221220101112 is 2111010221222.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 696087437 + ... + 696090627.
It is an arithmetic number, because the mean of its divisors is an integer number (65787120000).
Almost surely, 22221220101112 is an apocalyptic number.
It is an amenable number.
2221220101112 is a deficient number, since it is larger than the sum of its proper divisors (1989155578888).
2221220101112 is a wasteful number, since it uses less digits than its factorization.
2221220101112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5196 (or 5192 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 17.
Adding to 2221220101112 its reverse (2111010221222), we get a palindrome (4332230322334).
The spelling of 2221220101112 in words is "two trillion, two hundred twenty-one billion, two hundred twenty million, one hundred one thousand, one hundred twelve".
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