11221022 has 8 divisors (see below), whose sum is σ = 17223096. Its totient is φ = 5479992.

The previous prime is 11221009. The next prime is 11221043. The reversal of 11221022 is 22012211.

It is a happy number.

11221022 is digitally balanced in base 2, 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 super-2 number, since 2×11221022² = 251822669448968, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11220994 and 11221012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65153 + ... + 65324.

It is an arithmetic number, because the mean of its divisors is an integer number (2152887).

Almost surely, 2^11221022 is an apocalyptic number.

11221022 is a deficient number, since it is larger than the sum of its proper divisors (6002074).

11221022 is a wasteful number, since it uses less digits than its factorization.

11221022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130522.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 11221022 is about 3349.7793957215. The cubic root of 11221022 is about 223.8776835394.

Adding to 11221022 its reverse (22012211), we get a palindrome (33233233).

The spelling of 11221022 in words is "eleven million, two hundred twenty-one thousand, twenty-two".