Base | Representation |
---|---|
bin | 11101101011111001011… |
… | …11101011010100001011 |
3 | 10121111210120011220020212 |
4 | 32311330233223110023 |
5 | 113202430012401443 |
6 | 2100325342311335 |
7 | 133456360661663 |
oct | 16657457532413 |
9 | 3544716156225 |
10 | 1020000122123 |
11 | 363641528744 |
12 | 145823b8854b |
13 | 752549b6c28 |
14 | 375227611a3 |
15 | 1b7ec508618 |
hex | ed7cbeb50b |
1020000122123 has 2 divisors, whose sum is σ = 1020000122124. Its totient is φ = 1020000122122.
The previous prime is 1020000122083. The next prime is 1020000122147. The reversal of 1020000122123 is 3212210000201.
It is a happy number.
It is a strong prime.
It is an emirp because it is prime and its reverse (3212210000201) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 1020000122123 - 214 = 1020000105739 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 1020000122098 and 1020000122107.
It is not a weakly prime, because it can be changed into another prime (1020000122623) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510000061061 + 510000061062.
It is an arithmetic number, because the mean of its divisors is an integer number (510000061062).
Almost surely, 21020000122123 is an apocalyptic number.
1020000122123 is a deficient number, since it is larger than the sum of its proper divisors (1).
1020000122123 is an equidigital number, since it uses as much as digits as its factorization.
1020000122123 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 48, while the sum is 14.
Adding to 1020000122123 its reverse (3212210000201), we get a palindrome (4232210122324).
The spelling of 1020000122123 in words is "one trillion, twenty billion, one hundred twenty-two thousand, one hundred twenty-three".
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