Base | Representation |
---|---|
bin | 1011000001000001001010… |
… | …0111100000011010111110 |
3 | 1120212220111110212101110100 |
4 | 2300100102213200122332 |
5 | 3041421110222333042 |
6 | 41432121533221530 |
7 | 2360033425221555 |
oct | 260202247403276 |
9 | 46786443771410 |
10 | 12112120121022 |
11 | 394a7a3056249 |
12 | 14374b06318a6 |
13 | 69b225200b6c |
14 | 2dc3305a8d9c |
15 | 1600e620724c |
hex | b04129e06be |
12112120121022 has 96 divisors (see below), whose sum is σ = 27752419169280. Its totient is φ = 3811505705280.
The previous prime is 12112120120987. The next prime is 12112120121027. The reversal of 12112120121022 is 22012102121121.
12112120121022 is a `hidden beast` number, since 1 + 211 + 21 + 201 + 210 + 22 = 666.
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 = 12112120120986 and 12112120121004.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12112120121027) 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 47 ways as a sum of consecutive naturals, for example, 25055133 + ... + 25533975.
It is an arithmetic number, because the mean of its divisors is an integer number (289087699680).
Almost surely, 212112120121022 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 12112120121022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13876209584640).
12112120121022 is an abundant number, since it is smaller than the sum of its proper divisors (15640299048258).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12112120121022 is a wasteful number, since it uses less digits than its factorization.
12112120121022 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 479958 (or 479955 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 18.
Adding to 12112120121022 its reverse (22012102121121), we get a palindrome (34124222242143).
The spelling of 12112120121022 in words is "twelve trillion, one hundred twelve billion, one hundred twenty million, one hundred twenty-one thousand, twenty-two".
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