Base | Representation |
---|---|
bin | 11011100011111111110111… |
… | …110110010011000010100010 |
3 | 120220012121122022201000000101 |
4 | 123203333313312103002202 |
5 | 111342041122132413442 |
6 | 1105452100133213014 |
7 | 34350633612512332 |
oct | 3343776766230242 |
9 | 526177568630011 |
10 | 121221020201122 |
11 | 35696600750546 |
12 | 1171954249116a |
13 | 52841298802ba |
14 | 21d11b31690c2 |
15 | e0338492dcb7 |
hex | 6e3ff7d930a2 |
121221020201122 has 8 divisors (see below), whose sum is σ = 181833304904172. Its totient is φ = 60609918566400.
The previous prime is 121221020201053. The next prime is 121221020201137. The reversal of 121221020201122 is 221102020122121.
It can be written as a sum of positive squares in 2 ways, for example, as 114033800752921 + 7187219448201 = 10678661^2 + 2680899^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 121221020201122.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 295510879 + ... + 295920802.
Almost surely, 2121221020201122 is an apocalyptic number.
121221020201122 is a deficient number, since it is larger than the sum of its proper divisors (60612284703050).
121221020201122 is a wasteful number, since it uses less digits than its factorization.
121221020201122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 591534164.
The product of its (nonzero) digits is 128, while the sum is 19.
Adding to 121221020201122 its reverse (221102020122121), we get a palindrome (342323040323243).
The spelling of 121221020201122 in words is "one hundred twenty-one trillion, two hundred twenty-one billion, twenty million, two hundred one thousand, one hundred twenty-two".
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