Base | Representation |
---|---|
bin | 1001001011111011100001… |
… | …00101101100010100000000 |
3 | 2122112012121210110021211022 |
4 | 10211331300211230110000 |
5 | 10121433343222401422 |
6 | 110544133320205012 |
7 | 4153324405610006 |
oct | 445756045542400 |
9 | 78465553407738 |
10 | 20201120122112 |
11 | 6489279737596 |
12 | 2323142309768 |
13 | b36c5a6aa757 |
14 | 4dba4cdd8a76 |
15 | 250726818342 |
hex | 125f7096c500 |
20201120122112 has 36 divisors (see below), whose sum is σ = 40514435554656. Its totient is φ = 10052690081280.
The previous prime is 20201120122111. The next prime is 20201120122171. The reversal of 20201120122112 is 21122102110202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20201120122111) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 186937988 + ... + 187046019.
Almost surely, 220201120122112 is an apocalyptic number.
It is an amenable number.
20201120122112 is an abundant number, since it is smaller than the sum of its proper divisors (20313315432544).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20201120122112 is an equidigital number, since it uses as much as digits as its factorization.
20201120122112 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 373984234 (or 373984220 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 17.
Adding to 20201120122112 its reverse (21122102110202), we get a palindrome (41323222232314).
The spelling of 20201120122112 in words is "twenty trillion, two hundred one billion, one hundred twenty million, one hundred twenty-two thousand, one hundred twelve".
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