2220112424 has 8 divisors (see below), whose sum is σ = 4162710810. Its totient is φ = 1110056208.

The previous prime is 2220112417. The next prime is 2220112451. The reversal of 2220112424 is 4242110222.

It can be written as a sum of positive squares in only one way, i.e., 1465511524 + 754600900 = 38282^2 + 27470^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 2220112396 and 2220112405.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 138757019 + ... + 138757034.

Almost surely, 2^2220112424 is an apocalyptic number.

It is an amenable number.

2220112424 is a deficient number, since it is larger than the sum of its proper divisors (1942598386).

2220112424 is a wasteful number, since it uses less digits than its factorization.

2220112424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277514059 (or 277514055 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 2220112424 is about 47118.0689757125. The cubic root of 2220112424 is about 1304.5427705858.

Adding to 2220112424 its reverse (4242110222), we get a palindrome (6462222646).

The spelling of 2220112424 in words is "two billion, two hundred twenty million, one hundred twelve thousand, four hundred twenty-four".