11220242 has 16 divisors (see below), whose sum is σ = 18532800. Its totient is φ = 5052240.

The previous prime is 11220227. The next prime is 11220247. The reversal of 11220242 is 24202211.

It is not an unprimeable number, because it can be changed into a prime (11220247) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 59 + ... + 4737.

It is an arithmetic number, because the mean of its divisors is an integer number (1158300).

Almost surely, 2^11220242 is an apocalyptic number.

11220242 is a deficient number, since it is larger than the sum of its proper divisors (7312558).

11220242 is a wasteful number, since it uses less digits than its factorization.

11220242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4801.

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 11220242 is about 3349.6629681208. The cubic root of 11220242 is about 223.8724959953.

Adding to 11220242 its reverse (24202211), we get a palindrome (35422453).

The spelling of 11220242 in words is "eleven million, two hundred twenty thousand, two hundred forty-two".