Base | Representation |
---|---|
bin | 11101101100010001011… |
… | …10011000111010101010 |
3 | 10121112022120101012110010 |
4 | 32312020232120322222 |
5 | 113203332441024320 |
6 | 2100401322232350 |
7 | 133464351236001 |
oct | 16661056307252 |
9 | 3545276335403 |
10 | 1020201111210 |
11 | 363734a26826 |
12 | 14587b3556b6 |
13 | 75287529498 |
14 | 3754131dc38 |
15 | 1b80eeaaae0 |
hex | ed88b98eaa |
1020201111210 has 32 divisors (see below), whose sum is σ = 2494680456960. Its totient is φ = 266920541888.
The previous prime is 1020201111131. The next prime is 1020201111211. The reversal of 1020201111210 is 121111020201.
It is not an unprimeable number, because it can be changed into a prime (1020201111211) 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, 320816370 + ... + 320819549.
It is an arithmetic number, because the mean of its divisors is an integer number (77958764280).
Almost surely, 21020201111210 is an apocalyptic number.
1020201111210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1020201111210 is an abundant number, since it is smaller than the sum of its proper divisors (1474479345750).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1020201111210 is a wasteful number, since it uses less digits than its factorization.
1020201111210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 641635982.
The product of its (nonzero) digits is 8, while the sum is 12.
Adding to 1020201111210 its reverse (121111020201), we get a palindrome (1141312131411).
The spelling of 1020201111210 in words is "one trillion, twenty billion, two hundred one million, one hundred eleven thousand, two hundred ten".
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