220344322 has 16 divisors (see below), whose sum is σ = 366476544. Its totient is φ = 98514000.

The previous prime is 220344283. The next prime is 220344353. The reversal of 220344322 is 223443022.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 220344293 and 220344302.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80754 + ... + 83437.

It is an arithmetic number, because the mean of its divisors is an integer number (22904784).

Almost surely, 2^220344322 is an apocalyptic number.

220344322 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

220344322 is a deficient number, since it is larger than the sum of its proper divisors (146132222).

220344322 is a wasteful number, since it uses less digits than its factorization.

220344322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164265.

The product of its (nonzero) digits is 2304, while the sum is 22.

The square root of 220344322 is about 14843.9995284290. Note that the first 3 decimals coincide. The cubic root of 220344322 is about 603.9958499342.

Adding to 220344322 its reverse (223443022), we get a palindrome (443787344).

The spelling of 220344322 in words is "two hundred twenty million, three hundred forty-four thousand, three hundred twenty-two".