Base | Representation |
---|---|
bin | 1011000110110010010001… |
… | …0111010011001100000011 |
3 | 1121020101020200002221121122 |
4 | 2301230210113103030003 |
5 | 3100032020220011321 |
6 | 41545425424142455 |
7 | 2400141654225656 |
oct | 261544427231403 |
9 | 47211220087548 |
10 | 12211202110211 |
11 | 3988818278225 |
12 | 1452742a67a2b |
13 | 6a768577c030 |
14 | 30304d74189d |
15 | 162994a588ab |
hex | b1b245d3303 |
12211202110211 has 24 divisors (see below), whose sum is σ = 14198599137744. Its totient is φ = 10434911777280.
The previous prime is 12211202110141. The next prime is 12211202110229. The reversal of 12211202110211 is 11201120211221.
It is not a de Polignac number, because 12211202110211 - 210 = 12211202109187 is a prime.
It is a super-2 number, since 2×122112021102112 (a number of 27 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (17).
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 12211202110211.
It is not an unprimeable number, because it can be changed into a prime (12211202110231) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26412245 + ... + 26870598.
It is an arithmetic number, because the mean of its divisors is an integer number (591608297406).
Almost surely, 212211202110211 is an apocalyptic number.
12211202110211 is a deficient number, since it is larger than the sum of its proper divisors (1987397027533).
12211202110211 is a wasteful number, since it uses less digits than its factorization.
12211202110211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53282951 (or 53282934 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 17.
Adding to 12211202110211 its reverse (11201120211221), we get a palindrome (23412322321432).
The spelling of 12211202110211 in words is "twelve trillion, two hundred eleven billion, two hundred two million, one hundred ten thousand, two hundred eleven".
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