220244330 has 16 divisors (see below), whose sum is σ = 396610344. Its totient is φ = 88059840.

The previous prime is 220244327. The next prime is 220244341. The reversal of 220244330 is 33442022.

It can be written as a sum of positive squares in 4 ways, for example, as 150872089 + 69372241 = 12283^2 + 8329^2 .

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, 38240 + ... + 43620.

Almost surely, 2^220244330 is an apocalyptic number.

220244330 is a deficient number, since it is larger than the sum of its proper divisors (176366014).

220244330 is a wasteful number, since it uses less digits than its factorization.

220244330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9481.

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 220244330 is about 14840.6310512727. The cubic root of 220244330 is about 603.9044719030.

Adding to 220244330 its reverse (33442022), we get a palindrome (253686352).

The spelling of 220244330 in words is "two hundred twenty million, two hundred forty-four thousand, three hundred thirty".