Base | Representation |
---|---|
bin | 1001001011111011101010… |
… | …10111001010101000010011 |
3 | 2122112012211101010200022211 |
4 | 10211331311113022220103 |
5 | 10121434024222401321 |
6 | 110544145300412551 |
7 | 4153326400346602 |
oct | 445756527125023 |
9 | 78465741120284 |
10 | 20201200200211 |
11 | 648930a961438 |
12 | 23231650a7157 |
13 | b36c71167544 |
14 | 4dba598c1a39 |
15 | 25072d8850e1 |
hex | 125f755caa13 |
20201200200211 has 4 divisors (see below), whose sum is σ = 21264421263400. Its totient is φ = 19137979137024.
The previous prime is 20201200200197. The next prime is 20201200200239. The reversal of 20201200200211 is 11200200210202.
It is a happy number.
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-20201200200211 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 20201200200191 and 20201200200200.
It is not an unprimeable number, because it can be changed into a prime (20201200200611) 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, 531610531566 + ... + 531610531603.
It is an arithmetic number, because the mean of its divisors is an integer number (5316105315850).
Almost surely, 220201200200211 is an apocalyptic number.
20201200200211 is a deficient number, since it is larger than the sum of its proper divisors (1063221063189).
20201200200211 is a wasteful number, since it uses less digits than its factorization.
20201200200211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1063221063188.
The product of its (nonzero) digits is 32, while the sum is 13.
Adding to 20201200200211 its reverse (11200200210202), we get a palindrome (31401400410413).
Subtracting from 20201200200211 its reverse (11200200210202), we obtain a palindrome (9000999990009).
The spelling of 20201200200211 in words is "twenty trillion, two hundred one billion, two hundred million, two hundred thousand, two hundred eleven".
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