Base | Representation |
---|---|
bin | 10001101000110111011… |
… | …000110001111000000101 |
3 | 11021212200000211212112110 |
4 | 101220313120301320011 |
5 | 124324400131120401 |
6 | 2324500300211233 |
7 | 153400134114051 |
oct | 21506730617005 |
9 | 4255600755473 |
10 | 1212110020101 |
11 | 428064563472 |
12 | 176ab9239b19 |
13 | 8a3bc490a86 |
14 | 429489c4c61 |
15 | 217e2e3e9d6 |
hex | 11a37631e05 |
1212110020101 has 32 divisors (see below), whose sum is σ = 1678887302400. Its totient is φ = 777208988160.
The previous prime is 1212110020061. The next prime is 1212110020141. The reversal of 1212110020101 is 1010200112121.
It is an interprime number because it is at equal distance from previous prime (1212110020061) and next prime (1212110020141).
It is not a de Polignac number, because 1212110020101 - 234 = 1194930150917 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1212110020141) 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 31 ways as a sum of consecutive naturals, for example, 48108015 + ... + 48133203.
It is an arithmetic number, because the mean of its divisors is an integer number (52465228200).
Almost surely, 21212110020101 is an apocalyptic number.
It is an amenable number.
1212110020101 is a deficient number, since it is larger than the sum of its proper divisors (466777282299).
1212110020101 is a wasteful number, since it uses less digits than its factorization.
1212110020101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30189.
The product of its (nonzero) digits is 8, while the sum is 12.
Adding to 1212110020101 its reverse (1010200112121), we get a palindrome (2222310132222).
The spelling of 1212110020101 in words is "one trillion, two hundred twelve billion, one hundred ten million, twenty thousand, one hundred one".
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