Base | Representation |
---|---|
bin | 1011101100110010011… |
… | …0011001001010001001 |
3 | 201012211010001110021002 |
4 | 2323030212121022021 |
5 | 11243122241042301 |
6 | 232201051224345 |
7 | 20343665156321 |
oct | 2731446311211 |
9 | 635733043232 |
10 | 201001112201 |
11 | 7827598465a |
12 | 32b56a480b5 |
13 | 15c53858666 |
14 | 9a2b03c281 |
15 | 53662c516b |
hex | 2ecc999289 |
201001112201 has 4 divisors (see below), whose sum is σ = 203422812432. Its totient is φ = 198579411972.
The previous prime is 201001112171. The next prime is 201001112219. The reversal of 201001112201 is 102211100102.
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 a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-201001112201 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (201001132201) 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, 1210849991 + ... + 1210850156.
It is an arithmetic number, because the mean of its divisors is an integer number (50855703108).
Almost surely, 2201001112201 is an apocalyptic number.
It is an amenable number.
201001112201 is a deficient number, since it is larger than the sum of its proper divisors (2421700231).
201001112201 is an equidigital number, since it uses as much as digits as its factorization.
201001112201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2421700230.
The product of its (nonzero) digits is 8, while the sum is 11.
Adding to 201001112201 its reverse (102211100102), we get a palindrome (303212212303).
The spelling of 201001112201 in words is "two hundred one billion, one million, one hundred twelve thousand, two hundred one".
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