Base | Representation |
---|---|
bin | 110000000001100001100101… |
… | …110100111000100110000011 |
3 | 1000200211120120010212000122021 |
4 | 300001201211310320212003 |
5 | 210140440132122011321 |
6 | 2025113000402222311 |
7 | 62326330655036302 |
oct | 6001414564704603 |
9 | 1020746503760567 |
10 | 211211020110211 |
11 | 613310aa657360 |
12 | 1b83213b354997 |
13 | 90b1162b4b074 |
14 | 3a2294caa4439 |
15 | 196413b3d0941 |
hex | c01865d38983 |
211211020110211 has 32 divisors (see below), whose sum is σ = 236610591763392. Its totient is φ = 186868070400000.
The previous prime is 211211020110191. The next prime is 211211020110257. The reversal of 211211020110211 is 112011020112112.
It is not a de Polignac number, because 211211020110211 - 221 = 211211018013059 is a prime.
It is a super-2 number, since 2×2112110201102112 (a number of 29 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (211211020150211) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 302019631 + ... + 302718151.
It is an arithmetic number, because the mean of its divisors is an integer number (7394080992606).
Almost surely, 2211211020110211 is an apocalyptic number.
211211020110211 is a deficient number, since it is larger than the sum of its proper divisors (25399571653181).
211211020110211 is a wasteful number, since it uses less digits than its factorization.
211211020110211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 700215.
The product of its (nonzero) digits is 16, while the sum is 16.
Adding to 211211020110211 its reverse (112011020112112), we get a palindrome (323222040222323).
The spelling of 211211020110211 in words is "two hundred eleven trillion, two hundred eleven billion, twenty million, one hundred ten thousand, two hundred eleven".
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