11021422 has 4 divisors (see below), whose sum is σ = 16532136. Its totient is φ = 5510710.

The previous prime is 11021411. The next prime is 11021473. The reversal of 11021422 is 22412011.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

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, 2755354 + ... + 2755357.

It is an arithmetic number, because the mean of its divisors is an integer number (4133034).

Almost surely, 2^11021422 is an apocalyptic number.

11021422 is a deficient number, since it is larger than the sum of its proper divisors (5510714).

11021422 is an equidigital number, since it uses as much as digits as its factorization.

11021422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5510713.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 11021422 is about 3319.8527075760. The cubic root of 11021422 is about 222.5422854447.

Adding to 11021422 its reverse (22412011), we get a palindrome (33433433).

The spelling of 11021422 in words is "eleven million, twenty-one thousand, four hundred twenty-two".