Base | Representation |
---|---|
bin | 11110100011110111110… |
… | …001111011111001101011 |
3 | 21102202201122201202202011 |
4 | 132203313301323321223 |
5 | 233402001340300321 |
6 | 4244434555020351 |
7 | 304504314562066 |
oct | 36436761737153 |
9 | 7382648652664 |
10 | 2100101103211 |
11 | 73a714361261 |
12 | 29b01b73a6b7 |
13 | 123066cb27a7 |
14 | 7390710b8dd |
15 | 39966038ae1 |
hex | 1e8f7c7be6b |
2100101103211 has 4 divisors (see below), whose sum is σ = 2100646163152. Its totient is φ = 2099556043272.
The previous prime is 2100101103181. The next prime is 2100101103229. The reversal of 2100101103211 is 1123011010012.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 2100101103211 - 217 = 2100100972139 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2100101103191 and 2100101103200.
It is not an unprimeable number, because it can be changed into a prime (2100101103241) 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, 272524191 + ... + 272531896.
It is an arithmetic number, because the mean of its divisors is an integer number (525161540788).
Almost surely, 22100101103211 is an apocalyptic number.
2100101103211 is a deficient number, since it is larger than the sum of its proper divisors (545059941).
2100101103211 is an equidigital number, since it uses as much as digits as its factorization.
2100101103211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 545059940.
The product of its (nonzero) digits is 12, while the sum is 13.
Adding to 2100101103211 its reverse (1123011010012), we get a palindrome (3223112113223).
The spelling of 2100101103211 in words is "two trillion, one hundred billion, one hundred one million, one hundred three thousand, two hundred eleven".
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