Base | Representation |
---|---|
bin | 11110101111001000111… |
… | …111011101101010100000 |
3 | 21110220221220212100001122 |
4 | 132233020333131222200 |
5 | 234101241430201422 |
6 | 4254155354151412 |
7 | 305413211312426 |
oct | 36571077355240 |
9 | 7426856770048 |
10 | 2112201022112 |
11 | 744863459435 |
12 | 2a1437a22568 |
13 | 124244a5cc0c |
14 | 743340d9116 |
15 | 39e23444d42 |
hex | 1ebc8fddaa0 |
2112201022112 has 48 divisors (see below), whose sum is σ = 4399255224000. Its totient is φ = 995488496640.
The previous prime is 2112201022051. The next prime is 2112201022117.
2112201022112 is nontrivially palindromic in base 10.
It is a super-2 number, since 2×21122010221122 (a number of 25 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (2112201022117) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8607689 + ... + 8849672.
It is an arithmetic number, because the mean of its divisors is an integer number (91651150500).
Almost surely, 22112201022112 is an apocalyptic number.
It is an amenable number.
2112201022112 is an abundant number, since it is smaller than the sum of its proper divisors (2287054201888).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2112201022112 is a wasteful number, since it uses less digits than its factorization.
2112201022112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17457589 (or 17457581 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 17.
The spelling of 2112201022112 in words is "two trillion, one hundred twelve billion, two hundred one million, twenty-two thousand, one hundred twelve".
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