Base | Representation |
---|---|
bin | 11011100010100001111001… |
… | …001001010001011110100110 |
3 | 120212211222011201202220000102 |
4 | 123202201321021101132212 |
5 | 111333412441204034342 |
6 | 1105333451022144102 |
7 | 34340432146031240 |
oct | 3342417111213646 |
9 | 525758151686012 |
10 | 121120110221222 |
11 | 35657828697042 |
12 | 11701a7ba22032 |
13 | 5277767691818 |
14 | 21ca35d311090 |
15 | e0092a895832 |
hex | 6e28792517a6 |
121120110221222 has 32 divisors (see below), whose sum is σ = 207912129692160. Its totient is φ = 51839213690880.
The previous prime is 121120110221219. The next prime is 121120110221309. The reversal of 121120110221222 is 222122011021121.
It is a super-2 number, since 2×1211201102212222 (a number of 29 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 121120110221194 and 121120110221203.
It is a congruent number.
It is an unprimeable number.
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, 168889679 + ... + 169605317.
It is an arithmetic number, because the mean of its divisors is an integer number (6497254052880).
Almost surely, 2121120110221222 is an apocalyptic number.
121120110221222 is a deficient number, since it is larger than the sum of its proper divisors (86792019470938).
121120110221222 is a wasteful number, since it uses less digits than its factorization.
121120110221222 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 731796.
The product of its (nonzero) digits is 128, while the sum is 20.
Adding to 121120110221222 its reverse (222122011021121), we get a palindrome (343242121242343).
The spelling of 121120110221222 in words is "one hundred twenty-one trillion, one hundred twenty billion, one hundred ten million, two hundred twenty-one thousand, two hundred twenty-two".
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