11067221 has 8 divisors (see below), whose sum is σ = 12783744. Its totient is φ = 9469120.

The previous prime is 11067197. The next prime is 11067229. The reversal of 11067221 is 12276011.

11067221 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 11067221 - 2⁶ = 11067157 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11067193 and 11067202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11067229) 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, 29405 + ... + 29778.

It is an arithmetic number, because the mean of its divisors is an integer number (1597968).

Almost surely, 2^11067221 is an apocalyptic number.

11067221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11067221 is a deficient number, since it is larger than the sum of its proper divisors (1716523).

11067221 is a wasteful number, since it uses less digits than its factorization.

11067221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59211.

The product of its (nonzero) digits is 168, while the sum is 20.

The square root of 11067221 is about 3326.7433023905. The cubic root of 11067221 is about 222.8501141102.

The spelling of 11067221 in words is "eleven million, sixty-seven thousand, two hundred twenty-one".