Base | Representation |
---|---|
bin | 11101011011001011001… |
… | …11101000000010111100 |
3 | 10120122121212122020210110 |
4 | 32231211213220002330 |
5 | 113031033140413040 |
6 | 2052242430310020 |
7 | 133021033625616 |
oct | 16554547500274 |
9 | 3518555566713 |
10 | 1011022201020 |
11 | 35a854747737 |
12 | 143b39358310 |
13 | 74453997390 |
14 | 36d10255db6 |
15 | 1b47423d980 |
hex | eb659e80bc |
1011022201020 has 192 divisors, whose sum is σ = 3152905297920. Its totient is φ = 240488082432.
The previous prime is 1011022201001. The next prime is 1011022201039. The reversal of 1011022201020 is 201022201101.
It is an interprime number because it is at equal distance from previous prime (1011022201001) and next prime (1011022201039).
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a junction number, because it is equal to n+sod(n) for n = 1011022200987 and 1011022201005.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2721594 + ... + 3070686.
It is an arithmetic number, because the mean of its divisors is an integer number (16421381760).
Almost surely, 21011022201020 is an apocalyptic number.
1011022201020 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 1011022201020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1576452648960).
1011022201020 is an abundant number, since it is smaller than the sum of its proper divisors (2141883096900).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1011022201020 is a wasteful number, since it uses less digits than its factorization.
1011022201020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 349244 (or 349242 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 12.
Adding to 1011022201020 its reverse (201022201101), we get a palindrome (1212044402121).
The spelling of 1011022201020 in words is "one trillion, eleven billion, twenty-two million, two hundred one thousand, twenty".
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