Base | Representation |
---|---|
bin | 1001010010111100100100… |
… | …1001111011110110000101 |
3 | 1100012010110011200201120221 |
4 | 2110233021021323312011 |
5 | 2314430304104201041 |
6 | 33423302012424341 |
7 | 2103310302462352 |
oct | 224571111736605 |
9 | 40163404621527 |
10 | 10221102022021 |
11 | 329082169a740 |
12 | 1190b024780b1 |
13 | 591acc260457 |
14 | 2749bd9dd629 |
15 | 12ad1ac682d1 |
hex | 94bc927bd85 |
10221102022021 has 16 divisors (see below), whose sum is σ = 11923085729088. Its totient is φ = 8658740512000.
The previous prime is 10221102022003. The next prime is 10221102022037. The reversal of 10221102022021 is 12022020112201.
It is a happy number.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-10221102022021 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 10221102021986 and 10221102022004.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10221102022051) 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 15 ways as a sum of consecutive naturals, for example, 270566755 + ... + 270604528.
It is an arithmetic number, because the mean of its divisors is an integer number (745192858068).
Almost surely, 210221102022021 is an apocalyptic number.
10221102022021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
10221102022021 is a deficient number, since it is larger than the sum of its proper divisors (1701983707067).
10221102022021 is a wasteful number, since it uses less digits than its factorization.
10221102022021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 541171412.
The product of its (nonzero) digits is 64, while the sum is 16.
Adding to 10221102022021 its reverse (12022020112201), we get a palindrome (22243122134222).
The spelling of 10221102022021 in words is "ten trillion, two hundred twenty-one billion, one hundred two million, twenty-two thousand, twenty-one".
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