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10221113 = 75412699
BaseRepresentation
bin100110111111…
…011000111001
3201020021201202
4212333120321
510104033423
61003023545
7152610110
oct46773071
921207652
1010221113
115851301
12350abb5
13216b3c6
141500c77
15d6d728
hex9bf639

10221113 has 8 divisors (see below), whose sum is σ = 11707200. Its totient is φ = 8741520.

The previous prime is 10221091. The next prime is 10221149. The reversal of 10221113 is 31112201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10221113 - 26 = 10221049 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10221094 and 10221103.

It is not an unprimeable number, because it can be changed into a prime (10221173) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2438 + ... + 5136.

It is an arithmetic number, because the mean of its divisors is an integer number (1463400).

Almost surely, 210221113 is an apocalyptic number.

It is an amenable number.

10221113 is a deficient number, since it is larger than the sum of its proper divisors (1486087).

10221113 is an equidigital number, since it uses as much as digits as its factorization.

10221113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3247.

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 10221113 is about 3197.0475442195. The cubic root of 10221113 is about 217.0198188132.

Adding to 10221113 its reverse (31112201), we get a palindrome (41333314).

The spelling of 10221113 in words is "ten million, two hundred twenty-one thousand, one hundred thirteen".

Divisors: 1 7 541 2699 3787 18893 1460159 10221113