Base | Representation |
---|---|
bin | 111000010110011100… |
… | …0001001110110011001 |
3 | 102120100112102122112110 |
4 | 1300230320021312121 |
5 | 3440313033032301 |
6 | 131331523102533 |
7 | 11512535022066 |
oct | 1605470116631 |
9 | 376315378473 |
10 | 121012002201 |
11 | 47359136382 |
12 | 1b552811a49 |
13 | b546a6753c |
14 | 5bdd8d9c6d |
15 | 3233c580d6 |
hex | 1c2ce09d99 |
121012002201 has 8 divisors (see below), whose sum is σ = 161355921664. Its totient is φ = 80671375440.
The previous prime is 121012002151. The next prime is 121012002217. The reversal of 121012002201 is 102200210121.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 121012002201 - 27 = 121012002073 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (121012003201) 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, 736105 + ... + 885366.
It is an arithmetic number, because the mean of its divisors is an integer number (20169490208).
Almost surely, 2121012002201 is an apocalyptic number.
It is an amenable number.
121012002201 is a deficient number, since it is larger than the sum of its proper divisors (40343919463).
121012002201 is a wasteful number, since it uses less digits than its factorization.
121012002201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1646351.
The product of its (nonzero) digits is 16, while the sum is 12.
Adding to 121012002201 its reverse (102200210121), we get a palindrome (223212212322).
The spelling of 121012002201 in words is "one hundred twenty-one billion, twelve million, two thousand, two hundred one".
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