Base | Representation |
---|---|
bin | 1010001101001001111001… |
… | …0101111000001000011110 |
3 | 1110201201122112012222111002 |
4 | 2203102132111320020132 |
5 | 2432321313421042342 |
6 | 35510523550030302 |
7 | 2235461410501424 |
oct | 243223625701036 |
9 | 43651575188432 |
10 | 11221111112222 |
11 | 36369347641a0 |
12 | 13128874a8392 |
13 | 6351b938c6bb |
14 | 2ab167331114 |
15 | 146d481c7d32 |
hex | a349e57821e |
11221111112222 has 64 divisors (see below), whose sum is σ = 18810189785088. Its totient is φ = 4977450240000.
The previous prime is 11221111112219. The next prime is 11221111112243. The reversal of 11221111112222 is 22221111112211.
It is a happy number.
It is a nude number because it is divisible by every one of its digits.
It is a zygodrome in base 10.
It is a junction number, because it is equal to n+sod(n) for n = 11221111112194 and 11221111112203.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 704083838 + ... + 704099774.
It is an arithmetic number, because the mean of its divisors is an integer number (293909215392).
Almost surely, 211221111112222 is an apocalyptic number.
11221111112222 is a deficient number, since it is larger than the sum of its proper divisors (7589078672866).
11221111112222 is a wasteful number, since it uses less digits than its factorization.
11221111112222 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20585.
The product of its digits is 64, while the sum is 20.
Adding to 11221111112222 its reverse (22221111112211), we get a palindrome (33442222224433).
The spelling of 11221111112222 in words is "eleven trillion, two hundred twenty-one billion, one hundred eleven million, one hundred twelve thousand, two hundred twenty-two".
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