Base | Representation |
---|---|
bin | 110100010000011110… |
… | …1000010010111110111 |
3 | 101201122221112100022021 |
4 | 1220200331002113313 |
5 | 3314312314133421 |
6 | 123315403214011 |
7 | 11051652304054 |
oct | 1504075022767 |
9 | 351587470267 |
10 | 112222021111 |
11 | 436584504a2 |
12 | 198bab17307 |
13 | a77596b8b5 |
14 | 560835402b |
15 | 2dbc214341 |
hex | 1a20f425f7 |
112222021111 has 2 divisors, whose sum is σ = 112222021112. Its totient is φ = 112222021110.
The previous prime is 112222021073. The next prime is 112222021117. The reversal of 112222021111 is 111120222211.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-112222021111 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (112222021117) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56111010555 + 56111010556.
It is an arithmetic number, because the mean of its divisors is an integer number (56111010556).
Almost surely, 2112222021111 is an apocalyptic number.
112222021111 is a deficient number, since it is larger than the sum of its proper divisors (1).
112222021111 is an equidigital number, since it uses as much as digits as its factorization.
112222021111 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 32, while the sum is 16.
Adding to 112222021111 its reverse (111120222211), we get a palindrome (223342243322).
The spelling of 112222021111 in words is "one hundred twelve billion, two hundred twenty-two million, twenty-one thousand, one hundred eleven".
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