Base | Representation |
---|---|
bin | 1010111011001100101000… |
… | …1010000111101010110101 |
3 | 1120112100101022101120101212 |
4 | 2232303022022013222311 |
5 | 3033301310233210401 |
6 | 41314143012131205 |
7 | 2346563352054014 |
oct | 256631212075265 |
9 | 46470338346355 |
10 | 12012120210101 |
11 | 3911347781070 |
12 | 1420042906b05 |
13 | 691979722b3b |
14 | 2d756556ca7b |
15 | 15c6e1ed8dbb |
hex | aecca287ab5 |
12012120210101 has 8 divisors (see below), whose sum is σ = 13108589877600. Its totient is φ = 10916393665840.
The previous prime is 12012120210091. The next prime is 12012120210149. The reversal of 12012120210101 is 10101202121021.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 12012120210101 - 218 = 12012119947957 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12012120240101) 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 in 7 ways as a sum of consecutive naturals, for example, 185747006 + ... + 185811663.
It is an arithmetic number, because the mean of its divisors is an integer number (1638573734700).
Almost surely, 212012120210101 is an apocalyptic number.
12012120210101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
12012120210101 is a deficient number, since it is larger than the sum of its proper divisors (1096469667499).
12012120210101 is a wasteful number, since it uses less digits than its factorization.
12012120210101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 371561619.
The product of its (nonzero) digits is 16, while the sum is 14.
Adding to 12012120210101 its reverse (10101202121021), we get a palindrome (22113322331122).
It can be divided in two parts, 12012120 and 210101, that added together give a palindrome (12222221).
The spelling of 12012120210101 in words is "twelve trillion, twelve billion, one hundred twenty million, two hundred ten thousand, one hundred one".
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