11220411 has 8 divisors (see below), whose sum is σ = 14999824. Its totient is φ = 7460640.

The previous prime is 11220403. The next prime is 11220427. The reversal of 11220411 is 11402211.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11220411 - 2³ = 11220403 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (11220491) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3520 + ... + 5901.

It is an arithmetic number, because the mean of its divisors is an integer number (1874978).

Almost surely, 2^11220411 is an apocalyptic number.

11220411 is a deficient number, since it is larger than the sum of its proper divisors (3779413).

11220411 is an equidigital number, since it uses as much as digits as its factorization.

11220411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9821.

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 11220411 is about 3349.6881944444. The cubic root of 11220411 is about 223.8736199836.

Adding to 11220411 its reverse (11402211), we get a palindrome (22622622).

The spelling of 11220411 in words is "eleven million, two hundred twenty thousand, four hundred eleven".