Base | Representation |
---|---|
bin | 111000110111001100… |
… | …0111010101111010111 |
3 | 102200012010121010010112 |
4 | 1301232120322233113 |
5 | 4000040421010403 |
6 | 132032544513235 |
7 | 11552012211233 |
oct | 1615630725727 |
9 | 380163533115 |
10 | 122111110103 |
11 | 478725a1414 |
12 | 1b7ba91b81b |
13 | b690695148 |
14 | 5ca58855c3 |
15 | 329a4b49d8 |
hex | 1c6e63abd7 |
122111110103 has 2 divisors, whose sum is σ = 122111110104. Its totient is φ = 122111110102.
The previous prime is 122111110087. The next prime is 122111110129. The reversal of 122111110103 is 301011111221.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 122111110103 - 24 = 122111110087 is a prime.
It is a super-2 number, since 2×1221111101032 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (122111110703) by changing a digit.
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 as a sum of consecutive naturals, namely, 61055555051 + 61055555052.
It is an arithmetic number, because the mean of its divisors is an integer number (61055555052).
Almost surely, 2122111110103 is an apocalyptic number.
122111110103 is a deficient number, since it is larger than the sum of its proper divisors (1).
122111110103 is an equidigital number, since it uses as much as digits as its factorization.
122111110103 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 12, while the sum is 14.
Adding to 122111110103 its reverse (301011111221), we get a palindrome (423122221324).
The spelling of 122111110103 in words is "one hundred twenty-two billion, one hundred eleven million, one hundred ten thousand, one hundred three".
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