Base | Representation |
---|---|
bin | 11011100011111111001000… |
… | …001101111110001111011110 |
3 | 120220012112120122001111202101 |
4 | 123203333020031332033132 |
5 | 111342033003100213042 |
6 | 1105451444545515314 |
7 | 34350605040334411 |
oct | 3343771015761736 |
9 | 526175518044671 |
10 | 121220221101022 |
11 | 3569623067483a |
12 | 1171935a942b3a |
13 | 5284030153bc4 |
14 | 21d1138d95b78 |
15 | e033396d36b7 |
hex | 6e3fc837e3de |
121220221101022 has 16 divisors (see below), whose sum is σ = 182699266110480. Its totient is φ = 60320664327168.
The previous prime is 121220221101019. The next prime is 121220221101121. The reversal of 121220221101022 is 220101122022121.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48426813 + ... + 50868424.
It is an arithmetic number, because the mean of its divisors is an integer number (11418704131905).
Almost surely, 2121220221101022 is an apocalyptic number.
121220221101022 is a deficient number, since it is larger than the sum of its proper divisors (61479045009458).
121220221101022 is a wasteful number, since it uses less digits than its factorization.
121220221101022 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 99298155.
The product of its (nonzero) digits is 128, while the sum is 19.
Adding to 121220221101022 its reverse (220101122022121), we get a palindrome (341321343123143).
The spelling of 121220221101022 in words is "one hundred twenty-one trillion, two hundred twenty billion, two hundred twenty-one million, one hundred one thousand, twenty-two".
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