Base | Representation |
---|---|
bin | 11110100101110101100… |
… | …110110010101101100001 |
3 | 21102222011202222002022021 |
4 | 132211311212302231201 |
5 | 233420312300024301 |
6 | 4245424245141441 |
7 | 304610530054246 |
oct | 36456546625541 |
9 | 7388152862267 |
10 | 2102212111201 |
11 | 7405a7a28864 |
12 | 29b50a6ba881 |
13 | 123312455c47 |
14 | 73a676215cd |
15 | 39a3b5278a1 |
hex | 1e9759b2b61 |
2102212111201 has 16 divisors (see below), whose sum is σ = 2238563775744. Its totient is φ = 1967300907264.
The previous prime is 2102212111193. The next prime is 2102212111211. The reversal of 2102212111201 is 1021112122012.
It is a cyclic number.
It is not a de Polignac number, because 2102212111201 - 23 = 2102212111193 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2102212111211) 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 15 ways as a sum of consecutive naturals, for example, 1755615 + ... + 2699371.
It is an arithmetic number, because the mean of its divisors is an integer number (139910235984).
Almost surely, 22102212111201 is an apocalyptic number.
It is an amenable number.
2102212111201 is a deficient number, since it is larger than the sum of its proper divisors (136351664543).
2102212111201 is a wasteful number, since it uses less digits than its factorization.
2102212111201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 944520.
The product of its (nonzero) digits is 32, while the sum is 16.
Adding to 2102212111201 its reverse (1021112122012), we get a palindrome (3123324233213).
The spelling of 2102212111201 in words is "two trillion, one hundred two billion, two hundred twelve million, one hundred eleven thousand, two hundred one".
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