Base | Representation |
---|---|
bin | 110111111011100101… |
… | …1100111001000010001 |
3 | 102111000202021202120221 |
4 | 1233313023213020101 |
5 | 3431441422230301 |
6 | 131102302233041 |
7 | 11451315533623 |
oct | 1576713471021 |
9 | 374022252527 |
10 | 120111133201 |
11 | 46a36670144 |
12 | 1b340b85781 |
13 | b432228467 |
14 | 5b55dd4c13 |
15 | 31ceb08da1 |
hex | 1bf72e7211 |
120111133201 has 4 divisors (see below), whose sum is σ = 120774730804. Its totient is φ = 119447535600.
The previous prime is 120111133169. The next prime is 120111133213. The reversal of 120111133201 is 102331111021.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 102331111021 = 84967 ⋅1204363.
It can be written as a sum of positive squares in 2 ways, for example, as 50652003600 + 69459129601 = 225060^2 + 263551^2 .
It is a cyclic number.
It is not a de Polignac number, because 120111133201 - 25 = 120111133169 is a prime.
It is a super-3 number, since 3×1201111332013 (a number of 34 digits) contains 333 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (120111134201) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 331798530 + ... + 331798891.
It is an arithmetic number, because the mean of its divisors is an integer number (30193682701).
Almost surely, 2120111133201 is an apocalyptic number.
It is an amenable number.
120111133201 is a deficient number, since it is larger than the sum of its proper divisors (663597603).
120111133201 is an equidigital number, since it uses as much as digits as its factorization.
120111133201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 663597602.
The product of its (nonzero) digits is 36, while the sum is 16.
Adding to 120111133201 its reverse (102331111021), we get a palindrome (222442244222).
The spelling of 120111133201 in words is "one hundred twenty billion, one hundred eleven million, one hundred thirty-three thousand, two hundred one".
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