Base | Representation |
---|---|
bin | 110111111000111000… |
… | …0110011110100010001 |
3 | 102110210102012221202211 |
4 | 1233301300303310101 |
5 | 3431300134034301 |
6 | 131045253512121 |
7 | 11446133022226 |
oct | 1576160636421 |
9 | 373712187684 |
10 | 120020221201 |
11 | 4699a316661 |
12 | 1b316642641 |
13 | b41944738a |
14 | 5b47ccb94d |
15 | 31c6b4c051 |
hex | 1bf1c33d11 |
120020221201 has 16 divisors (see below), whose sum is σ = 125513913600. Its totient is φ = 114549766848.
The previous prime is 120020221199. The next prime is 120020221219. The reversal of 120020221201 is 102122020021.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 120020221201 - 21 = 120020221199 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (120020221241) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30638895 + ... + 30642811.
It is an arithmetic number, because the mean of its divisors is an integer number (7844619600).
Almost surely, 2120020221201 is an apocalyptic number.
It is an amenable number.
120020221201 is a deficient number, since it is larger than the sum of its proper divisors (5493692399).
120020221201 is a wasteful number, since it uses less digits than its factorization.
120020221201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6528.
The product of its (nonzero) digits is 32, while the sum is 13.
Adding to 120020221201 its reverse (102122020021), we get a palindrome (222142241222).
The spelling of 120020221201 in words is "one hundred twenty billion, twenty million, two hundred twenty-one thousand, two hundred one".
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