Base | Representation |
---|---|
bin | 1011000001000000110010… |
… | …1101011011111010000101 |
3 | 1120212220020120101010120120 |
4 | 2300100030231123322011 |
5 | 3041420404334341401 |
6 | 41432104033052153 |
7 | 2360031112630353 |
oct | 260201455337205 |
9 | 46786216333516 |
10 | 12112021012101 |
11 | 394a75211324a |
12 | 14374833b7059 |
13 | 69b20a80cb2a |
14 | 2dc32136a7d3 |
15 | 1600dc67b836 |
hex | b040cb5be85 |
12112021012101 has 32 divisors (see below), whose sum is σ = 16723948919040. Its totient is φ = 7787981462016.
The previous prime is 12112021012067. The next prime is 12112021012127. The reversal of 12112021012101 is 10121012021121.
It is a happy number.
It is not a de Polignac number, because 12112021012101 - 219 = 12112020487813 is a prime.
It is a super-2 number, since 2×121120210121012 (a number of 27 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12112021012151) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 372237505 + ... + 372270041.
It is an arithmetic number, because the mean of its divisors is an integer number (522623403720).
Almost surely, 212112021012101 is an apocalyptic number.
It is an amenable number.
12112021012101 is a deficient number, since it is larger than the sum of its proper divisors (4611927906939).
12112021012101 is a wasteful number, since it uses less digits than its factorization.
12112021012101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36973.
The product of its (nonzero) digits is 16, while the sum is 15.
Adding to 12112021012101 its reverse (10121012021121), we get a palindrome (22233033033222).
The spelling of 12112021012101 in words is "twelve trillion, one hundred twelve billion, twenty-one million, twelve thousand, one hundred one".
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