Base | Representation |
---|---|
bin | 11110100101101111000… |
… | …011001101101000110011 |
3 | 21102221220010000000010112 |
4 | 132211233003031220303 |
5 | 233420101120333021 |
6 | 4245405315451535 |
7 | 304605023133164 |
oct | 36455703155063 |
9 | 7387803000115 |
10 | 2102102121011 |
11 | 740550933582 |
12 | 29b4998b6bab |
13 | 1232c57251a9 |
14 | 73a56b8d76b |
15 | 39a31a4cd5b |
hex | 1e96f0cda33 |
2102102121011 has 2 divisors, whose sum is σ = 2102102121012. Its totient is φ = 2102102121010.
The previous prime is 2102102120983. The next prime is 2102102121019. The reversal of 2102102121011 is 1101212012012.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 2102102121011 - 230 = 2101028379187 is a prime.
It is not a weakly prime, because it can be changed into another prime (2102102121019) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1051051060505 + 1051051060506.
It is an arithmetic number, because the mean of its divisors is an integer number (1051051060506).
Almost surely, 22102102121011 is an apocalyptic number.
2102102121011 is a deficient number, since it is larger than the sum of its proper divisors (1).
2102102121011 is an equidigital number, since it uses as much as digits as its factorization.
2102102121011 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 16, while the sum is 14.
Adding to 2102102121011 its reverse (1101212012012), we get a palindrome (3203314133023).
The spelling of 2102102121011 in words is "two trillion, one hundred two billion, one hundred two million, one hundred twenty-one thousand, eleven".
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