Base | Representation |
---|---|
bin | 110111111110110111… |
… | …1110111011001101011 |
3 | 102111022102120211111000 |
4 | 1233331233313121223 |
5 | 3432203123102311 |
6 | 131121235410043 |
7 | 11454124122606 |
oct | 1577557673153 |
9 | 374272524430 |
10 | 120221300331 |
11 | 46a92876360 |
12 | 1b371a53923 |
13 | b44bcbb902 |
14 | 5b668b133d |
15 | 31d961b056 |
hex | 1bfdbf766b |
120221300331 has 16 divisors (see below), whose sum is σ = 194297051520. Its totient is φ = 72861393960.
The previous prime is 120221300323. The next prime is 120221300333. The reversal of 120221300331 is 133003122021.
120221300331 is a `hidden beast` number, since 1 + 202 + 2 + 130 + 0 + 331 = 666.
It is not a de Polignac number, because 120221300331 - 23 = 120221300323 is a prime.
It is a super-2 number, since 2×1202213003312 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (120221300333) 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, 202392465 + ... + 202393058.
It is an arithmetic number, because the mean of its divisors is an integer number (12143565720).
Almost surely, 2120221300331 is an apocalyptic number.
120221300331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
120221300331 is a deficient number, since it is larger than the sum of its proper divisors (74075751189).
120221300331 is a wasteful number, since it uses less digits than its factorization.
120221300331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 404785543 (or 404785537 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 120221300331 its reverse (133003122021), we get a palindrome (253224422352).
The spelling of 120221300331 in words is "one hundred twenty billion, two hundred twenty-one million, three hundred thousand, three hundred thirty-one".
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