Base | Representation |
---|---|
bin | 1001001011111011101011… |
… | …11100111011110100010011 |
3 | 2122112012212001202200200010 |
4 | 10211331311330323310103 |
5 | 10121434034241213021 |
6 | 110544150252530003 |
7 | 4153326550454112 |
oct | 445756574736423 |
9 | 78465761680603 |
10 | 20201210101011 |
11 | 6489315504015 |
12 | 2323168480903 |
13 | b36c73222bc4 |
14 | 4dba5ad3bc79 |
15 | 25072e68d976 |
hex | 125f75f3bd13 |
20201210101011 has 16 divisors (see below), whose sum is σ = 27865317175200. Its totient is φ = 13002340850688.
The previous prime is 20201210100991. The next prime is 20201210101013. The reversal of 20201210101011 is 11010101210202.
It is not a de Polignac number, because 20201210101011 - 29 = 20201210100499 is a prime.
It is not an unprimeable number, because it can be changed into a prime (20201210101013) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5033566 + ... + 8107971.
It is an arithmetic number, because the mean of its divisors is an integer number (1741582323450).
Almost surely, 220201210101011 is an apocalyptic number.
20201210101011 is a deficient number, since it is larger than the sum of its proper divisors (7664107074189).
20201210101011 is a wasteful number, since it uses less digits than its factorization.
20201210101011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13159238.
The product of its (nonzero) digits is 8, while the sum is 12.
Adding to 20201210101011 its reverse (11010101210202), we get a palindrome (31211311311213).
The spelling of 20201210101011 in words is "twenty trillion, two hundred one billion, two hundred ten million, one hundred one thousand, eleven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.063 sec. • engine limits •