10363221 has 24 divisors (see below), whose sum is σ = 16939104. Its totient is φ = 6279120.

The previous prime is 10363193. The next prime is 10363247. The reversal of 10363221 is 12236301.

10363221 is a `hidden beast` number, since 10 + 3 + 632 + 21 = 666.

It is not a de Polignac number, because 10363221 - 2¹⁴ = 10346837 is a prime.

It is a super-3 number, since 3×10363221³ (a number of 22 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10363194 and 10363203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10363261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 735 + ... + 4611.

It is an arithmetic number, because the mean of its divisors is an integer number (705796).

Almost surely, 2^10363221 is an apocalyptic number.

10363221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10363221 is a deficient number, since it is larger than the sum of its proper divisors (6575883).

10363221 is an equidigital number, since it uses as much as digits as its factorization.

10363221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3903 (or 3891 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 10363221 is about 3219.1957070051. The cubic root of 10363221 is about 218.0209628300.

Adding to 10363221 its reverse (12236301), we get a palindrome (22599522).

Subtracting 10363221 from its reverse (12236301), we obtain a triangular number (1873080 = T₁₉₃₅).

The spelling of 10363221 in words is "ten million, three hundred sixty-three thousand, two hundred twenty-one".