Base | Representation |
---|---|
bin | 1010111011101010110110… |
… | …0011010100001001001001 |
3 | 1120120010022111210020221222 |
4 | 2232322231203110021021 |
5 | 3033414412413210441 |
6 | 41322003441411425 |
7 | 2350301336655650 |
oct | 256725543241111 |
9 | 46503274706858 |
10 | 12020230210121 |
11 | 3914829650121 |
12 | 1421726939b75 |
13 | 69266c99b313 |
14 | 2d7ad46ac197 |
15 | 15ca18eb1d4b |
hex | aeead8d4249 |
12020230210121 has 8 divisors (see below), whose sum is σ = 13770036375744. Its totient is φ = 10278581649840.
The previous prime is 12020230210099. The next prime is 12020230210171. The reversal of 12020230210121 is 12101203202021.
12020230210121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 12020230210121 - 222 = 12020226015817 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 12020230210121.
It is not an unprimeable number, because it can be changed into a prime (12020230210171) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2039398175 + ... + 2039404068.
It is an arithmetic number, because the mean of its divisors is an integer number (1721254546968).
Almost surely, 212020230210121 is an apocalyptic number.
It is an amenable number.
12020230210121 is a deficient number, since it is larger than the sum of its proper divisors (1749806165623).
12020230210121 is an equidigital number, since it uses as much as digits as its factorization.
12020230210121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4078802671.
The product of its (nonzero) digits is 96, while the sum is 17.
Adding to 12020230210121 its reverse (12101203202021), we get a palindrome (24121433412142).
The spelling of 12020230210121 in words is "twelve trillion, twenty billion, two hundred thirty million, two hundred ten thousand, one hundred twenty-one".
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