Base | Representation |
---|---|
bin | 10000000010011010111… |
… | …011110100100110111100 |
3 | 10220100202000021201201201 |
4 | 100002122323310212330 |
5 | 121024110404013040 |
6 | 2202145223345244 |
7 | 142424223640321 |
oct | 20023273644674 |
9 | 3810660251651 |
10 | 1102111001020 |
11 | 395447a23337 |
12 | 15971a8b2224 |
13 | 7cc0c2484c3 |
14 | 3b4b19b8b48 |
15 | 1da05e8ca9a |
hex | 1009aef49bc |
1102111001020 has 24 divisors (see below), whose sum is σ = 2316177267264. Its totient is φ = 440512178496.
The previous prime is 1102111000979. The next prime is 1102111001023. The reversal of 1102111001020 is 201001112011.
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 = 1102111000988 and 1102111001006.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1102111001023) 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, 20736667 + ... + 20789746.
It is an arithmetic number, because the mean of its divisors is an integer number (96507386136).
Almost surely, 21102111001020 is an apocalyptic number.
1102111001020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1102111001020 is an abundant number, since it is smaller than the sum of its proper divisors (1214066266244).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1102111001020 is a wasteful number, since it uses less digits than its factorization.
1102111001020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 41527749 (or 41527747 counting only the distinct ones).
The product of its (nonzero) digits is 4, while the sum is 10.
Adding to 1102111001020 its reverse (201001112011), we get a palindrome (1303112113031).
The spelling of 1102111001020 in words is "one trillion, one hundred two billion, one hundred eleven million, one thousand, twenty".
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