Base | Representation |
---|---|
bin | 11110110110100110011… |
… | …011100001100100111001 |
3 | 21111200122011020222012212 |
4 | 132312212123201210321 |
5 | 234214143021011301 |
6 | 4302002254144505 |
7 | 306115544040062 |
oct | 36664633414471 |
9 | 7450564228185 |
10 | 2120211110201 |
11 | 7481a3997148 |
12 | 2a2ab24b2135 |
13 | 124c203c5a02 |
14 | 74893c6b569 |
15 | 3a2417844bb |
hex | 1eda66e1939 |
2120211110201 has 4 divisors (see below), whose sum is σ = 2147049225600. Its totient is φ = 2093372994804.
The previous prime is 2120211110191. The next prime is 2120211110221. The reversal of 2120211110201 is 1020111120212.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 2120211110201 - 230 = 2119137368377 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 (2120211110221) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13419057581 + ... + 13419057738.
It is an arithmetic number, because the mean of its divisors is an integer number (536762306400).
Almost surely, 22120211110201 is an apocalyptic number.
It is an amenable number.
2120211110201 is a deficient number, since it is larger than the sum of its proper divisors (26838115399).
2120211110201 is an equidigital number, since it uses as much as digits as its factorization.
2120211110201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26838115398.
The product of its (nonzero) digits is 16, while the sum is 14.
Adding to 2120211110201 its reverse (1020111120212), we get a palindrome (3140322230413).
The spelling of 2120211110201 in words is "two trillion, one hundred twenty billion, two hundred eleven million, one hundred ten thousand, two hundred one".
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