Base | Representation |
---|---|
bin | 11011100010100011110111… |
… | …000001110111111110111010 |
3 | 120212212011121220212002100010 |
4 | 123202203313001313332322 |
5 | 111333431302341223002 |
6 | 1105334440345322350 |
7 | 34340535402452655 |
oct | 3342436701677672 |
9 | 525764556762303 |
10 | 121122222211002 |
11 | 35658711874241 |
12 | 1170236b1963b6 |
13 | 5277a130b9b0c |
14 | 21ca4bd9dc89c |
15 | e00a00eca46c |
hex | 6e28f7077fba |
121122222211002 has 16 divisors (see below), whose sum is σ = 244151880993792. Its totient is φ = 40056167975040.
The previous prime is 121122222210973. The next prime is 121122222211037. The reversal of 121122222211002 is 200112222221121.
It is a self number, because there is not a number n which added to its sum of digits gives 121122222211002.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79476522999 + ... + 79476524522.
It is an arithmetic number, because the mean of its divisors is an integer number (15259492562112).
Almost surely, 2121122222211002 is an apocalyptic number.
121122222211002 is an abundant number, since it is smaller than the sum of its proper divisors (123029658782790).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121122222211002 is a wasteful number, since it uses less digits than its factorization.
121122222211002 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 158953047653.
The product of its (nonzero) digits is 256, while the sum is 21.
Adding to 121122222211002 its reverse (200112222221121), we get a palindrome (321234444432123).
The spelling of 121122222211002 in words is "one hundred twenty-one trillion, one hundred twenty-two billion, two hundred twenty-two million, two hundred eleven thousand, two".
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