Base | Representation |
---|---|
bin | 1010000000111011111101… |
… | …0100111101010111001010 |
3 | 1102222122212020100200122200 |
4 | 2200032333110331113022 |
5 | 2420401430021401442 |
6 | 35230251444501030 |
7 | 2214351035145501 |
oct | 240167724752712 |
9 | 42878766320580 |
10 | 11011211122122 |
11 | 35659126869a2 |
12 | 129a0683aa776 |
13 | 61b477ccb223 |
14 | 2a0d344c1838 |
15 | 141660a4d34c |
hex | a03bf53d5ca |
11011211122122 has 48 divisors (see below), whose sum is σ = 23990176129920. Its totient is φ = 3650039366400.
The previous prime is 11011211122091. The next prime is 11011211122123. The reversal of 11011211122122 is 22122111211011.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 11011211122095 and 11011211122104.
It is not an unprimeable number, because it can be changed into a prime (11011211122123) 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, 3497754 + ... + 5852922.
It is an arithmetic number, because the mean of its divisors is an integer number (499795336040).
Almost surely, 211011211122122 is an apocalyptic number.
11011211122122 is an abundant number, since it is smaller than the sum of its proper divisors (12978965007798).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11011211122122 is a wasteful number, since it uses less digits than its factorization.
11011211122122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2356619 (or 2356616 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 18.
Adding to 11011211122122 its reverse (22122111211011), we get a palindrome (33133322333133).
The spelling of 11011211122122 in words is "eleven trillion, eleven billion, two hundred eleven million, one hundred twenty-two thousand, one hundred twenty-two".
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