Base | Representation |
---|---|
bin | 10001110010000110000… |
… | …101000111111010000000 |
3 | 11022211020200121021112122 |
4 | 101302012011013322000 |
5 | 130010144132431422 |
6 | 2333215513543412 |
7 | 154200541222013 |
oct | 21620605077200 |
9 | 4284220537478 |
10 | 1222020202112 |
11 | 43128a600936 |
12 | 178a04114b68 |
13 | 8b30b6910b8 |
14 | 43208c4737a |
15 | 21bc2ea9d42 |
hex | 11c86147e80 |
1222020202112 has 64 divisors (see below), whose sum is σ = 2438231500800. Its totient is φ = 610072786944.
The previous prime is 1222020202043. The next prime is 1222020202187. The reversal of 1222020202112 is 2112020202221.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (64).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 352470203 + ... + 352473669.
It is an arithmetic number, because the mean of its divisors is an integer number (38097367200).
Almost surely, 21222020202112 is an apocalyptic number.
It is an amenable number.
1222020202112 is a deficient number, since it is larger than the sum of its proper divisors (1216211298688).
1222020202112 is a wasteful number, since it uses less digits than its factorization.
1222020202112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6913 (or 6901 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 17.
Adding to 1222020202112 its reverse (2112020202221), we get a palindrome (3334040404333).
The spelling of 1222020202112 in words is "one trillion, two hundred twenty-two billion, twenty million, two hundred two thousand, one hundred twelve".
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