Base | Representation |
---|---|
bin | 110000001101001011100101… |
… | …001001110100100000110010 |
3 | 1000210200011002012212201002100 |
4 | 300031023211021310200302 |
5 | 210242101104134101002 |
6 | 2030524551050401230 |
7 | 62441235334456200 |
oct | 6015134511644062 |
9 | 1023604065781070 |
10 | 212012020222002 |
11 | 6160a87a300920 |
12 | 1b941424730216 |
13 | 913b856073760 |
14 | 3a4d617ba6070 |
15 | 1979dbc3c711c |
hex | c0d2e5274832 |
212012020222002 has 144 divisors (see below), whose sum is σ = 627775852459392. Its totient is φ = 50832052770240.
The previous prime is 212012020221997. The next prime is 212012020222021. The reversal of 212012020222002 is 200222020210212.
212012020222002 is a `hidden beast` number, since 2 + 120 + 120 + 202 + 220 + 0 + 2 = 666.
It is a super-2 number, since 2×2120120202220022 (a number of 29 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
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, 840350938 + ... + 840603189.
It is an arithmetic number, because the mean of its divisors is an integer number (4359554530968).
Almost surely, 2212012020222002 is an apocalyptic number.
212012020222002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
212012020222002 is an abundant number, since it is smaller than the sum of its proper divisors (415763832237390).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212012020222002 is a wasteful number, since it uses less digits than its factorization.
212012020222002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1680954173 (or 1680954163 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 18.
Adding to 212012020222002 its reverse (200222020210212), we get a palindrome (412234040432214).
The spelling of 212012020222002 in words is "two hundred twelve trillion, twelve billion, twenty million, two hundred twenty-two thousand, two".
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