Base | Representation |
---|---|
bin | 11101101101110001111… |
… | …00011100001100010100 |
3 | 10121121101221122010211101 |
4 | 32312320330130030110 |
5 | 113212012041213022 |
6 | 2101013501515444 |
7 | 133523403443566 |
oct | 16667074341424 |
9 | 3547357563741 |
10 | 1021010101012 |
11 | 36400a647840 |
12 | 145a66272b84 |
13 | 75386009185 |
14 | 375ba949336 |
15 | 1b85b00b627 |
hex | edb8f1c314 |
1021010101012 has 24 divisors (see below), whose sum is σ = 1950298156800. Its totient is φ = 463834296960.
The previous prime is 1021010101009. The next prime is 1021010101021. The reversal of 1021010101012 is 2101010101201.
It is a self number, because there is not a number n which added to its sum of digits gives 1021010101012.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6451012 + ... + 6607387.
It is an arithmetic number, because the mean of its divisors is an integer number (81262423200).
Almost surely, 21021010101012 is an apocalyptic number.
It is an amenable number.
1021010101012 is a deficient number, since it is larger than the sum of its proper divisors (929288055788).
1021010101012 is a wasteful number, since it uses less digits than its factorization.
1021010101012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13060191 (or 13060189 counting only the distinct ones).
The product of its (nonzero) digits is 4, while the sum is 10.
Adding to 1021010101012 its reverse (2101010101201), we get a palindrome (3122020202213).
The spelling of 1021010101012 in words is "one trillion, twenty-one billion, ten million, one hundred one thousand, twelve".
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