Base | Representation |
---|---|
bin | 10000010100000001011… |
… | …010100101110100000101 |
3 | 10222011112010111010110111 |
4 | 100110001122211310011 |
5 | 121331312103241401 |
6 | 2214552431153021 |
7 | 143663451404143 |
oct | 20240132456405 |
9 | 3864463433414 |
10 | 1121010212101 |
11 | 3a246604934a |
12 | 161314075771 |
13 | 81931857340 |
14 | 3c3859d8593 |
15 | 1e260268e51 |
hex | 105016a5d05 |
1121010212101 has 16 divisors (see below), whose sum is σ = 1289747704000. Its totient is φ = 965685017088.
The previous prime is 1121010212093. The next prime is 1121010212149. The reversal of 1121010212101 is 1012120101211.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 1121010212101 - 23 = 1121010212093 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (13).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1121010212171) 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, 33852876 + ... + 33885973.
It is an arithmetic number, because the mean of its divisors is an integer number (80609231500).
Almost surely, 21121010212101 is an apocalyptic number.
It is an amenable number.
1121010212101 is a deficient number, since it is larger than the sum of its proper divisors (168737491899).
1121010212101 is a wasteful number, since it uses less digits than its factorization.
1121010212101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 67738948.
The product of its (nonzero) digits is 8, while the sum is 13.
Adding to 1121010212101 its reverse (1012120101211), we get a palindrome (2133130313312).
The spelling of 1121010212101 in words is "one trillion, one hundred twenty-one billion, ten million, two hundred twelve thousand, one hundred one".
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