2220021304 has 16 divisors (see below), whose sum is σ = 4173528600. Its totient is φ = 1107080352.

The previous prime is 2220021299. The next prime is 2220021319. The reversal of 2220021304 is 4031200222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 363067 + ... + 369130.

Almost surely, 2^2220021304 is an apocalyptic number.

It is an amenable number.

2220021304 is a deficient number, since it is larger than the sum of its proper divisors (1953507296).

2220021304 is a wasteful number, since it uses less digits than its factorization.

2220021304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 732582 (or 732578 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 2220021304 is about 47117.1020331259. The cubic root of 2220021304 is about 1304.5249229065.

Adding to 2220021304 its reverse (4031200222), we get a palindrome (6251221526).

The spelling of 2220021304 in words is "two billion, two hundred twenty million, twenty-one thousand, three hundred four".