10322220 has 48 divisors (see below), whose sum is σ = 29242080. Its totient is φ = 2720256.

The previous prime is 10322203. The next prime is 10322243. The reversal of 10322220 is 2222301.

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 = 10322196 and 10322205.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4374 + ... + 6306.

It is an arithmetic number, because the mean of its divisors is an integer number (609210).

Almost surely, 2^10322220 is an apocalyptic number.

10322220 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 10322220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14621040).

10322220 is an abundant number, since it is smaller than the sum of its proper divisors (18919860).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10322220 is a wasteful number, since it uses less digits than its factorization.

10322220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2034 (or 2032 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 10322220 is about 3212.8211901692. The cubic root of 10322220 is about 217.7330570936.

Adding to 10322220 its reverse (2222301), we get a palindrome (12544521).

The spelling of 10322220 in words is "ten million, three hundred twenty-two thousand, two hundred twenty".