Base | Representation |
---|---|
bin | 11110100100101110000… |
… | …000111101011010000001 |
3 | 21102212002001212212212002 |
4 | 132210232000331122001 |
5 | 233410332304324301 |
6 | 4245105141313345 |
7 | 304536003635054 |
oct | 36445600753201 |
9 | 7385061785762 |
10 | 2101011011201 |
11 | 740040a40633 |
12 | 29b234405855 |
13 | 123180667b9b |
14 | 73991cc6a9b |
15 | 399bad7116b |
hex | 1e92e03d681 |
2101011011201 has 4 divisors (see below), whose sum is σ = 2101017140400. Its totient is φ = 2101004882004.
The previous prime is 2101011011149. The next prime is 2101011011207. The reversal of 2101011011201 is 1021101101012.
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 not a de Polignac number, because 2101011011201 - 26 = 2101011011137 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2101011011207) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2517911 + ... + 3246828.
It is an arithmetic number, because the mean of its divisors is an integer number (525254285100).
Almost surely, 22101011011201 is an apocalyptic number.
It is an amenable number.
2101011011201 is a deficient number, since it is larger than the sum of its proper divisors (6129199).
2101011011201 is an equidigital number, since it uses as much as digits as its factorization.
2101011011201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6129198.
The product of its (nonzero) digits is 4, while the sum is 11.
Adding to 2101011011201 its reverse (1021101101012), we get a palindrome (3122112112213).
The spelling of 2101011011201 in words is "two trillion, one hundred one billion, eleven million, eleven thousand, two hundred one".
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