Base | Representation |
---|---|
bin | 11101101100000110100… |
… | …11101000001111100100 |
3 | 10121112002020022221110101 |
4 | 32312003103220033210 |
5 | 113203141203210040 |
6 | 2100344314033444 |
7 | 133462165500646 |
oct | 16660323501744 |
9 | 3545066287411 |
10 | 1020110210020 |
11 | 36369868a380 |
12 | 145854a18884 |
13 | 752717502b5 |
14 | 3753321a896 |
15 | 1b80700209a |
hex | ed834e83e4 |
1020110210020 has 24 divisors (see below), whose sum is σ = 2336979754368. Its totient is φ = 370949167200.
The previous prime is 1020110210011. The next prime is 1020110210023. The reversal of 1020110210020 is 200120110201.
1020110210020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (10).
It is a junction number, because it is equal to n+sod(n) for n = 1020110209979 and 1020110210006.
It is not an unprimeable number, because it can be changed into a prime (1020110210023) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2318432076 + ... + 2318432515.
It is an arithmetic number, because the mean of its divisors is an integer number (97374156432).
Almost surely, 21020110210020 is an apocalyptic number.
1020110210020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1020110210020 is an abundant number, since it is smaller than the sum of its proper divisors (1316869544348).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1020110210020 is a wasteful number, since it uses less digits than its factorization.
1020110210020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4636864611 (or 4636864609 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 10.
Adding to 1020110210020 its reverse (200120110201), we get a palindrome (1220230320221).
The spelling of 1020110210020 in words is "one trillion, twenty billion, one hundred ten million, two hundred ten thousand, twenty".
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