Base | Representation |
---|---|
bin | 1001001011111011101010… |
… | …11010010001000100010011 |
3 | 2122112012211102122222021112 |
4 | 10211331311122101010103 |
5 | 10121434024424404021 |
6 | 110544145330043535 |
7 | 4153326410303354 |
oct | 445756532210423 |
9 | 78465742588245 |
10 | 20201201013011 |
11 | 6489310367077 |
12 | 23231654195ab |
13 | b36c713904a5 |
14 | 4dba59a53d2b |
15 | 25072d995d5b |
hex | 125f75691113 |
20201201013011 has 4 divisors (see below), whose sum is σ = 20852852658624. Its totient is φ = 19549549367400.
The previous prime is 20201201013001. The next prime is 20201201013043. The reversal of 20201201013011 is 11031010210202.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-20201201013011 is a prime.
It is a super-2 number, since 2×202012010130112 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20201201013001) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 325825822760 + ... + 325825822821.
It is an arithmetic number, because the mean of its divisors is an integer number (5213213164656).
Almost surely, 220201201013011 is an apocalyptic number.
20201201013011 is a deficient number, since it is larger than the sum of its proper divisors (651651645613).
20201201013011 is an equidigital number, since it uses as much as digits as its factorization.
20201201013011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 651651645612.
The product of its (nonzero) digits is 24, while the sum is 14.
Adding to 20201201013011 its reverse (11031010210202), we get a palindrome (31232211223213).
The spelling of 20201201013011 in words is "twenty trillion, two hundred one billion, two hundred one million, thirteen thousand, eleven".
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