Base | Representation |
---|---|
bin | 10001011110100001111… |
… | …001101001100111001100 |
3 | 11020211000121012010121211 |
4 | 101132201321221213030 |
5 | 124134133100320022 |
6 | 2315423133504204 |
7 | 152525125403155 |
oct | 21364171514714 |
9 | 4224017163554 |
10 | 1201012120012 |
11 | 42338a038911 |
12 | 174920642064 |
13 | 893411a96a3 |
14 | 421b4b0c92c |
15 | 213939b2e77 |
hex | 117a1e699cc |
1201012120012 has 24 divisors (see below), whose sum is σ = 2169619264512. Its totient is φ = 581121776400.
The previous prime is 1201012119997. The next prime is 1201012120031. The reversal of 1201012120012 is 2100212101021.
It is a super-2 number, since 2×12010121200122 (a number of 25 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 1201012119974 and 1201012120001.
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, 7572687 + ... + 7729657.
It is an arithmetic number, because the mean of its divisors is an integer number (90400802688).
Almost surely, 21201012120012 is an apocalyptic number.
It is an amenable number.
1201012120012 is a deficient number, since it is larger than the sum of its proper divisors (968607144500).
1201012120012 is a wasteful number, since it uses less digits than its factorization.
1201012120012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 218709 (or 218707 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 13.
Adding to 1201012120012 its reverse (2100212101021), we get a palindrome (3301224221033).
The spelling of 1201012120012 in words is "one trillion, two hundred one billion, twelve million, one hundred twenty thousand, twelve".
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