Base | Representation |
---|---|
bin | 101111100011000111… |
… | …1100000100011110101 |
3 | 100202120020100201100002 |
4 | 1133012033200203311 |
5 | 3133110202431401 |
6 | 114524144001045 |
7 | 10243246253135 |
oct | 1370617404365 |
9 | 322506321302 |
10 | 102110202101 |
11 | 3a339602186 |
12 | 17958600185 |
13 | 9823a6013b |
14 | 4d29404ac5 |
15 | 29c9619a6b |
hex | 17c63e08f5 |
102110202101 has 2 divisors, whose sum is σ = 102110202102. Its totient is φ = 102110202100.
The previous prime is 102110202071. The next prime is 102110202127. The reversal of 102110202101 is 101202011201.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 61043584900 + 41066617201 = 247070^2 + 202649^2 .
It is a cyclic number.
It is not a de Polignac number, because 102110202101 - 218 = 102109939957 is a prime.
It is a Sophie Germain prime.
It is a Curzon number.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (102110204101) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51055101050 + 51055101051.
It is an arithmetic number, because the mean of its divisors is an integer number (51055101051).
Almost surely, 2102110202101 is an apocalyptic number.
It is an amenable number.
102110202101 is a deficient number, since it is larger than the sum of its proper divisors (1).
102110202101 is an equidigital number, since it uses as much as digits as its factorization.
102110202101 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 8, while the sum is 11.
Adding to 102110202101 its reverse (101202011201), we get a palindrome (203312213302).
The spelling of 102110202101 in words is "one hundred two billion, one hundred ten million, two hundred two thousand, one hundred one".
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