Base | Representation |
---|---|
bin | 111000011001000111… |
… | …1011110011110110111 |
3 | 102120120210210010012011 |
4 | 1300302033132132313 |
5 | 3441004103031403 |
6 | 131344500105051 |
7 | 11515010014345 |
oct | 1606217363667 |
9 | 376523703164 |
10 | 121102002103 |
11 | 473a4a17665 |
12 | 1b578995187 |
13 | b55c5b9414 |
14 | 5c0b846995 |
15 | 323bad4a6d |
hex | 1c323de7b7 |
121102002103 has 16 divisors (see below), whose sum is σ = 127363008960. Its totient is φ = 114980947200.
The previous prime is 121102002101. The next prime is 121102002149. The reversal of 121102002103 is 301200201121.
It is a cyclic number.
It is not a de Polignac number, because 121102002103 - 21 = 121102002101 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 (121102002101) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12096726 + ... + 12106732.
It is an arithmetic number, because the mean of its divisors is an integer number (7960188060).
Almost surely, 2121102002103 is an apocalyptic number.
121102002103 is a deficient number, since it is larger than the sum of its proper divisors (6261006857).
121102002103 is a wasteful number, since it uses less digits than its factorization.
121102002103 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16938.
The product of its (nonzero) digits is 24, while the sum is 13.
Adding to 121102002103 its reverse (301200201121), we get a palindrome (422302203224).
The spelling of 121102002103 in words is "one hundred twenty-one billion, one hundred two million, two thousand, one hundred three".
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