Base | Representation |
---|---|
bin | 1011000110110101100111… |
… | …1000111001011010110001 |
3 | 1121020110120020212001202010 |
4 | 2301231121320321122301 |
5 | 3100040340112010001 |
6 | 41550054503313133 |
7 | 2400203140134111 |
oct | 261553170713261 |
9 | 47213506761663 |
10 | 12212100110001 |
11 | 3989139163810 |
12 | 145295374b7a9 |
13 | 6a779982515c |
14 | 3030d6adb041 |
15 | 1629e87dc8d6 |
hex | b1b59e396b1 |
12212100110001 has 16 divisors (see below), whose sum is σ = 17856055001088. Its totient is φ = 7362522670800.
The previous prime is 12212100109961. The next prime is 12212100110029. The reversal of 12212100110001 is 10001100121221.
It is not a de Polignac number, because 12212100110001 - 210 = 12212100108977 is a prime.
It is not an unprimeable number, because it can be changed into a prime (12212100110201) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 968746681 + ... + 968759286.
It is an arithmetic number, because the mean of its divisors is an integer number (1116003437568).
Almost surely, 212212100110001 is an apocalyptic number.
12212100110001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
12212100110001 is a deficient number, since it is larger than the sum of its proper divisors (5643954891087).
12212100110001 is a wasteful number, since it uses less digits than its factorization.
12212100110001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1937506172.
The product of its (nonzero) digits is 8, while the sum is 12.
Adding to 12212100110001 its reverse (10001100121221), we get a palindrome (22213200231222).
The spelling of 12212100110001 in words is "twelve trillion, two hundred twelve billion, one hundred million, one hundred ten thousand, one".
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