Base | Representation |
---|---|
bin | 101101101101000101010110… |
… | …111000100111010111110001 |
3 | 222100201101111222202001211212 |
4 | 231231011112320213113301 |
5 | 202321322413324231001 |
6 | 1551302453215045505 |
7 | 60224336455435304 |
oct | 5555052670472761 |
9 | 870641458661755 |
10 | 201010222102001 |
11 | 59058a58061824 |
12 | 1a665164810895 |
13 | 882124b26a290 |
14 | 378cd378c6b3b |
15 | 1838b0ce367bb |
hex | b6d156e275f1 |
201010222102001 has 4 divisors (see below), whose sum is σ = 216472546879092. Its totient is φ = 185547897324912.
The previous prime is 201010222101971. The next prime is 201010222102007. The reversal of 201010222102001 is 100201222010102.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 137577041496976 + 63433180605025 = 11729324^2 + 7964495^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-201010222102001 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (201010222102007) 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, 7731162388526 + ... + 7731162388551.
It is an arithmetic number, because the mean of its divisors is an integer number (54118136719773).
Almost surely, 2201010222102001 is an apocalyptic number.
It is an amenable number.
201010222102001 is a deficient number, since it is larger than the sum of its proper divisors (15462324777091).
201010222102001 is a wasteful number, since it uses less digits than its factorization.
201010222102001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15462324777090.
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 201010222102001 its reverse (100201222010102), we get a palindrome (301211444112103).
The spelling of 201010222102001 in words is "two hundred one trillion, ten billion, two hundred twenty-two million, one hundred two thousand, one".
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