Base | Representation |
---|---|
bin | 10000001010000100010… |
… | …011010100110110011100 |
3 | 10221010221012021010020221 |
4 | 100022010103110312130 |
5 | 121142414213033040 |
6 | 2210024033051124 |
7 | 143134536441634 |
oct | 20120423246634 |
9 | 3833835233227 |
10 | 1110321221020 |
11 | 398980424120 |
12 | 15b2303b6aa4 |
13 | 8091a1b364b |
14 | 3ba501656c4 |
15 | 1dd36b6074a |
hex | 102844d4d9c |
1110321221020 has 192 divisors, whose sum is σ = 2613219428736. Its totient is φ = 392895774720.
The previous prime is 1110321220999. The next prime is 1110321221021. The reversal of 1110321221020 is 201221230111.
It is a junction number, because it is equal to n+sod(n) for n = 1110321220985 and 1110321221003.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1110321221021) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 380636602 + ... + 380639518.
It is an arithmetic number, because the mean of its divisors is an integer number (13610517858).
Almost surely, 21110321221020 is an apocalyptic number.
1110321221020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1110321221020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1306609714368).
1110321221020 is an abundant number, since it is smaller than the sum of its proper divisors (1502898207716).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1110321221020 is a wasteful number, since it uses less digits than its factorization.
1110321221020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3320 (or 3318 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 16.
Adding to 1110321221020 its reverse (201221230111), we get a palindrome (1311542451131).
Subtracting from 1110321221020 its reverse (201221230111), we obtain a palindrome (909099990909).
The spelling of 1110321221020 in words is "one trillion, one hundred ten billion, three hundred twenty-one million, two hundred twenty-one thousand, twenty".
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