Base | Representation |
---|---|
bin | 11110100100101110000… |
… | …101100100100011000101 |
3 | 21102212002011011022011011 |
4 | 132210232011210203011 |
5 | 233410333112020401 |
6 | 4245105223242221 |
7 | 304536020131414 |
oct | 36445605444305 |
9 | 7385064138134 |
10 | 2101012220101 |
11 | 740041696923 |
12 | 29b2348a9371 |
13 | 12318099c202 |
14 | 7399211d47b |
15 | 399bb00e451 |
hex | 1e92e1648c5 |
2101012220101 has 8 divisors (see below), whose sum is σ = 2112665563008. Its totient is φ = 2089359378000.
The previous prime is 2101012220063. The next prime is 2101012220123. The reversal of 2101012220101 is 1010222101012.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2101012220101 - 219 = 2101011695813 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2101012230101) 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 7 ways as a sum of consecutive naturals, for example, 11039136 + ... + 11227846.
It is an arithmetic number, because the mean of its divisors is an integer number (264083195376).
Almost surely, 22101012220101 is an apocalyptic number.
It is an amenable number.
2101012220101 is a deficient number, since it is larger than the sum of its proper divisors (11653342907).
2101012220101 is a wasteful number, since it uses less digits than its factorization.
2101012220101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 250403.
The product of its (nonzero) digits is 16, while the sum is 13.
Adding to 2101012220101 its reverse (1010222101012), we get a palindrome (3111234321113).
The spelling of 2101012220101 in words is "two trillion, one hundred one billion, twelve million, two hundred twenty thousand, one hundred one".
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