| Base | Representation |
|---|---|
| bin | 100000011101110011111… |
| … | …100101101011000111100 |
| 3 | 21220021200112210120210111 |
| 4 | 200131303330231120330 |
| 5 | 243023124012233040 |
| 6 | 4424531134515404 |
| 7 | 320121041221450 |
| oct | 40356374553074 |
| 9 | 7807615716714 |
| 10 | 2231033321020 |
| 11 | 7901a3168429 |
| 12 | 300480665b64 |
| 13 | 13250205129a |
| 14 | 79da831c660 |
| 15 | 3d07ab3edea |
| hex | 20773f2d63c |
2231033321020 has 192 divisors, whose sum is σ = 5622198220800. Its totient is φ = 727104356352.
The previous prime is 2231033320987. The next prime is 2231033321021. The reversal of 2231033321020 is 201233301322.
It is a super-3 number, since 3×22310333210203 (a number of 38 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2231033320982 and 2231033321000.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2231033321021) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1055859484 + ... + 1055861596.
It is an arithmetic number, because the mean of its divisors is an integer number (29282282400).
Almost surely, 22231033321020 is an apocalyptic number.
2231033321020 is a gapful number since it is divisible by the number (20) 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 2231033321020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2811099110400).
2231033321020 is an abundant number, since it is smaller than the sum of its proper divisors (3391164899780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2231033321020 is a wasteful number, since it uses less digits than its factorization.
2231033321020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4044 (or 4042 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 22.
Adding to 2231033321020 its reverse (201233301322), we get a palindrome (2432266622342).
The spelling of 2231033321020 in words is "two trillion, two hundred thirty-one billion, thirty-three million, three hundred twenty-one thousand, twenty".
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