Base | Representation |
---|---|
bin | 11011100100000000000010… |
… | …100100001101111111000010 |
3 | 120220012122002212001022001222 |
4 | 123210000002210031333002 |
5 | 111342042004200324302 |
6 | 1105452130035155042 |
7 | 34350641225050064 |
oct | 3344000244157702 |
9 | 526178085038058 |
10 | 121221200011202 |
11 | 356966931a3515 |
12 | 11719592745a82 |
13 | 5284157bb88b5 |
14 | 21d11ccdb3734 |
15 | e033955eada2 |
hex | 6e400290dfc2 |
121221200011202 has 8 divisors (see below), whose sum is σ = 182754804078396. Its totient is φ = 60302931985072.
The previous prime is 121221200011189. The next prime is 121221200011237. The reversal of 121221200011202 is 202110002122121.
It can be written as a sum of positive squares in 2 ways, for example, as 120915336814801 + 305863196401 = 10996151^2 + 553049^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 153834009773 + ... + 153834010560.
Almost surely, 2121221200011202 is an apocalyptic number.
121221200011202 is a deficient number, since it is larger than the sum of its proper divisors (61533604067194).
121221200011202 is a wasteful number, since it uses less digits than its factorization.
121221200011202 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 307668020532.
The product of its (nonzero) digits is 64, while the sum is 17.
Adding to 121221200011202 its reverse (202110002122121), we get a palindrome (323331202133323).
The spelling of 121221200011202 in words is "one hundred twenty-one trillion, two hundred twenty-one billion, two hundred million, eleven thousand, two hundred two".
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