Base | Representation |
---|---|
bin | 10000000001011001111… |
… | …010011100001111010100 |
3 | 10220020220222121020022201 |
4 | 100001121322130033110 |
5 | 121014342122320040 |
6 | 2201445054134244 |
7 | 142355206414252 |
oct | 20013172341724 |
9 | 3806828536281 |
10 | 1101020120020 |
11 | 394a38177297 |
12 | 1594754b1384 |
13 | 7ca9723b3a2 |
14 | 3b40ab715d2 |
15 | 1d990308a9a |
hex | 10059e9c3d4 |
1101020120020 has 24 divisors (see below), whose sum is σ = 2312223879168. Its totient is φ = 440392500000.
The previous prime is 1101020120003. The next prime is 1101020120113. The reversal of 1101020120020 is 200210201011.
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 = 1101020119979 and 1101020120006.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 382356 + ... + 1532395.
It is an arithmetic number, because the mean of its divisors is an integer number (96342661632).
Almost surely, 21101020120020 is an apocalyptic number.
1101020120020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1101020120020 is an abundant number, since it is smaller than the sum of its proper divisors (1211203759148).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1101020120020 is a wasteful number, since it uses less digits than its factorization.
1101020120020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1943511 (or 1943509 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 10.
Adding to 1101020120020 its reverse (200210201011), we get a palindrome (1301230321031).
The spelling of 1101020120020 in words is "one trillion, one hundred one billion, twenty million, one hundred twenty thousand, twenty".
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