Base | Representation |
---|---|
bin | 11011101111011110110110… |
… | …101111111101001011001001 |
3 | 121000000001122202111021211221 |
4 | 123233132312233331023021 |
5 | 111443003343203031441 |
6 | 1111254414002122041 |
7 | 34461642355240516 |
oct | 3357366657751311 |
9 | 530001582437757 |
10 | 122010202002121 |
11 | 3597026625a204 |
12 | 11826489950321 |
13 | 5310688486b94 |
14 | 221b47a82630d |
15 | e18b730e38d1 |
hex | 6ef7b6bfd2c9 |
122010202002121 has 8 divisors (see below), whose sum is σ = 128440275389600. Its totient is φ = 115580976995520.
The previous prime is 122010202002113. The next prime is 122010202002137. The reversal of 122010202002121 is 121200202010221.
It is a happy number.
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 122010202002121 - 23 = 122010202002113 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 122010202002095 and 122010202002104.
It is not an unprimeable number, because it can be changed into a prime (122010200002121) 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, 211800000 + ... + 212375281.
It is an arithmetic number, because the mean of its divisors is an integer number (16055034423700).
Almost surely, 2122010202002121 is an apocalyptic number.
It is an amenable number.
122010202002121 is a deficient number, since it is larger than the sum of its proper divisors (6430073387479).
122010202002121 is a wasteful number, since it uses less digits than its factorization.
122010202002121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 424190439.
The product of its (nonzero) digits is 64, while the sum is 16.
Adding to 122010202002121 its reverse (121200202010221), we get a palindrome (243210404012342).
The spelling of 122010202002121 in words is "one hundred twenty-two trillion, ten billion, two hundred two million, two thousand, one hundred twenty-one".
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