Base | Representation |
---|---|
bin | 11101101011111001100… |
… | …11000100010110011111 |
3 | 10121111210121212001201001 |
4 | 32311330303010112133 |
5 | 113202430224323403 |
6 | 2100325413331131 |
7 | 133456401353524 |
oct | 16657463042637 |
9 | 3544717761631 |
10 | 1020001011103 |
11 | 363641a85638 |
12 | 145824336aa7 |
13 | 75254c38759 |
14 | 3752291314b |
15 | 1b7ec631c1d |
hex | ed7ccc459f |
1020001011103 has 2 divisors, whose sum is σ = 1020001011104. Its totient is φ = 1020001011102.
The previous prime is 1020001011089. The next prime is 1020001011157. The reversal of 1020001011103 is 3011101000201.
It is a weak prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1020001011103 is a prime.
It is a super-2 number, since 2×10200010111032 (a number of 25 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 1020001011103.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1020001014103) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510000505551 + 510000505552.
It is an arithmetic number, because the mean of its divisors is an integer number (510000505552).
Almost surely, 21020001011103 is an apocalyptic number.
1020001011103 is a deficient number, since it is larger than the sum of its proper divisors (1).
1020001011103 is an equidigital number, since it uses as much as digits as its factorization.
1020001011103 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 6, while the sum is 10.
Adding to 1020001011103 its reverse (3011101000201), we get a palindrome (4031102011304).
The spelling of 1020001011103 in words is "one trillion, twenty billion, one million, eleven thousand, one hundred three".
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