Base | Representation |
---|---|
bin | 11110100100101101111… |
… | …101011111001111010001 |
3 | 21102212002000011122120101 |
4 | 132210231331133033101 |
5 | 233410332041214301 |
6 | 4245105110012401 |
7 | 304535663125024 |
oct | 36445575371721 |
9 | 7385060148511 |
10 | 2101010101201 |
11 | 740040479970 |
12 | 29b234047101 |
13 | 12318040991b |
14 | 73991b2b1bb |
15 | 399bac41701 |
hex | 1e92df5f3d1 |
2101010101201 has 8 divisors (see below), whose sum is σ = 2292293697408. Its totient is φ = 1909773618000.
The previous prime is 2101010101181. The next prime is 2101010101231. The reversal of 2101010101201 is 1021010101012.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2101010101201 - 227 = 2100875883473 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2101010101231) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11684970 + ... + 11863411.
It is an arithmetic number, because the mean of its divisors is an integer number (286536712176).
Almost surely, 22101010101201 is an apocalyptic number.
It is an amenable number.
2101010101201 is a deficient number, since it is larger than the sum of its proper divisors (191283596207).
2101010101201 is a wasteful number, since it uses less digits than its factorization.
2101010101201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23556503.
The product of its (nonzero) digits is 4, while the sum is 10.
Adding to 2101010101201 its reverse (1021010101012), we get a palindrome (3122020202213).
The spelling of 2101010101201 in words is "two trillion, one hundred one billion, ten million, one hundred one thousand, two hundred one".
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