Base | Representation |
---|---|
bin | 1001010001101101111101… |
… | …1011111101101000101101 |
3 | 1100010002222121102021002101 |
4 | 2110123133123331220231 |
5 | 2314104100224311341 |
6 | 33405452112455101 |
7 | 2101632351026461 |
oct | 224333733755055 |
9 | 40102877367071 |
10 | 10200001010221 |
11 | 3282883725210 |
12 | 11889b384a491 |
13 | 58cb1873c459 |
14 | 27397b3d44a1 |
15 | 12a4d3516831 |
hex | 946df6fda2d |
10200001010221 has 4 divisors (see below), whose sum is σ = 11127273829344. Its totient is φ = 9272728191100.
The previous prime is 10200001010207. The next prime is 10200001010273. The reversal of 10200001010221 is 12201010000201.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is not a de Polignac number, because 10200001010221 - 225 = 10199967455789 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 10200001010198 and 10200001010207.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10200001010291) 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, 463636409545 + ... + 463636409566.
It is an arithmetic number, because the mean of its divisors is an integer number (2781818457336).
Almost surely, 210200001010221 is an apocalyptic number.
10200001010221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
10200001010221 is a deficient number, since it is larger than the sum of its proper divisors (927272819123).
10200001010221 is an equidigital number, since it uses as much as digits as its factorization.
10200001010221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 927272819122.
The product of its (nonzero) digits is 8, while the sum is 10.
Adding to 10200001010221 its reverse (12201010000201), we get a palindrome (22401011010422).
The spelling of 10200001010221 in words is "ten trillion, two hundred billion, one million, ten thousand, two hundred twenty-one".
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