Base | Representation |
---|---|
bin | 11101000111101100001… |
… | …110011111000111110111 |
3 | 21002022020200222211100021 |
4 | 131013230032133013313 |
5 | 230241244442404421 |
6 | 4131145255030011 |
7 | 264401456646535 |
oct | 35075416370767 |
9 | 7068220884307 |
10 | 2001123013111 |
11 | 7017428541a2 |
12 | 2839b806b307 |
13 | 116922111a81 |
14 | 6cbd7a9d155 |
15 | 370c18ac341 |
hex | 1d1ec39f1f7 |
2001123013111 has 2 divisors, whose sum is σ = 2001123013112. Its totient is φ = 2001123013110.
The previous prime is 2001123013103. The next prime is 2001123013139. The reversal of 2001123013111 is 1113103211002.
It is a happy number.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 2001123013111 - 23 = 2001123013103 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2001123013151) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000561506555 + 1000561506556.
It is an arithmetic number, because the mean of its divisors is an integer number (1000561506556).
Almost surely, 22001123013111 is an apocalyptic number.
2001123013111 is a deficient number, since it is larger than the sum of its proper divisors (1).
2001123013111 is an equidigital number, since it uses as much as digits as its factorization.
2001123013111 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 36, while the sum is 16.
Adding to 2001123013111 its reverse (1113103211002), we get a palindrome (3114226224113).
The spelling of 2001123013111 in words is "two trillion, one billion, one hundred twenty-three million, thirteen thousand, one hundred eleven".
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