Base | Representation |
---|---|
bin | 1011000001100110011000… |
… | …1011100010011110001001 |
3 | 1120220212021211100221111222 |
4 | 2300121212023202132021 |
5 | 3042102041133310441 |
6 | 41440453230131425 |
7 | 2360536143662561 |
oct | 260314613423611 |
9 | 46825254327458 |
10 | 12122112010121 |
11 | 3953a60230433 |
12 | 143941a950b75 |
13 | 69c15830b589 |
14 | 2dc9db619da1 |
15 | 1604cd511d4b |
hex | b06662e2789 |
12122112010121 has 8 divisors (see below), whose sum is σ = 12163557922560. Its totient is φ = 12080708762752.
The previous prime is 12122112010097. The next prime is 12122112010277. The reversal of 12122112010121 is 12101021122121.
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 12122112010121 - 226 = 12122044901257 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 12122112010121.
It is not an unprimeable number, because it can be changed into a prime (12122112010621) 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, 10097000 + ... + 11233593.
It is an arithmetic number, because the mean of its divisors is an integer number (1520444740320).
Almost surely, 212122112010121 is an apocalyptic number.
It is an amenable number.
12122112010121 is a deficient number, since it is larger than the sum of its proper divisors (41445912439).
12122112010121 is a wasteful number, since it uses less digits than its factorization.
12122112010121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21332535.
The product of its (nonzero) digits is 32, while the sum is 17.
Adding to 12122112010121 its reverse (12101021122121), we get a palindrome (24223133132242).
The spelling of 12122112010121 in words is "twelve trillion, one hundred twenty-two billion, one hundred twelve million, ten thousand, one hundred twenty-one".
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