Base | Representation |
---|---|
bin | 10001011101110001100… |
… | …011100011001001101011 |
3 | 11020201221001221222121001 |
4 | 101131301203203021223 |
5 | 124131002430120021 |
6 | 2315210441055431 |
7 | 152466046226140 |
oct | 21356143431153 |
9 | 4221831858531 |
10 | 1200201020011 |
11 | 423003206434 |
12 | 174734a87577 |
13 | 8924213b366 |
14 | 421390d43c7 |
15 | 21347697091 |
hex | 117718e326b |
1200201020011 has 4 divisors (see below), whose sum is σ = 1371658308592. Its totient is φ = 1028743731432.
The previous prime is 1200201019993. The next prime is 1200201020021. The reversal of 1200201020011 is 1100201020021.
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 1200201020011 - 211 = 1200201017963 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 1200201020011.
It is not an unprimeable number, because it can be changed into a prime (1200201020021) 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, 85728644280 + ... + 85728644293.
It is an arithmetic number, because the mean of its divisors is an integer number (342914577148).
Almost surely, 21200201020011 is an apocalyptic number.
1200201020011 is a deficient number, since it is larger than the sum of its proper divisors (171457288581).
1200201020011 is an equidigital number, since it uses as much as digits as its factorization.
1200201020011 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 171457288580.
The product of its (nonzero) digits is 8, while the sum is 10.
Adding to 1200201020011 its sum of digits (10), we get a palindrome (1200201020021).
Adding to 1200201020011 its reverse (1100201020021), we get a palindrome (2300402040032).
It can be divided in two parts, 12002010 and 20011, that added together give a palindrome (12022021).
The spelling of 1200201020011 in words is "one trillion, two hundred billion, two hundred one million, twenty thousand, eleven".
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