Base | Representation |
---|---|
bin | 11011010011101011111011… |
… | …110110111000101110111001 |
3 | 120202020110100112110201022101 |
4 | 123103223323312320232321 |
5 | 111220210001324000441 |
6 | 1103233120312423401 |
7 | 34203642314511514 |
oct | 3323537366705671 |
9 | 522213315421271 |
10 | 120100101000121 |
11 | 352a4192014190 |
12 | 115782549a7b61 |
13 | 5202510b401a8 |
14 | 2192c396a1d7b |
15 | dd412c691231 |
hex | 6d3afbdb8bb9 |
120100101000121 has 4 divisors (see below), whose sum is σ = 131018292000144. Its totient is φ = 109181910000100.
The previous prime is 120100101000097. The next prime is 120100101000169. The reversal of 120100101000121 is 121000101001021.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 120100101000121 - 213 = 120100100991929 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 120100101000098 and 120100101000107.
It is not an unprimeable number, because it can be changed into a prime (120100101006121) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (31) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5459095499995 + ... + 5459095500016.
It is an arithmetic number, because the mean of its divisors is an integer number (32754573000036).
Almost surely, 2120100101000121 is an apocalyptic number.
120100101000121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
120100101000121 is a deficient number, since it is larger than the sum of its proper divisors (10918191000023).
120100101000121 is a wasteful number, since it uses less digits than its factorization.
120100101000121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10918191000022.
The product of its (nonzero) digits is 4, while the sum is 10.
Adding to 120100101000121 its reverse (121000101001021), we get a palindrome (241100202001142).
The spelling of 120100101000121 in words is "one hundred twenty trillion, one hundred billion, one hundred one million, one hundred twenty-one", and thus it is an aban number.
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