111020222 has 8 divisors (see below), whose sum is σ = 166827816. Its totient is φ = 55410952.

The previous prime is 111020209. The next prime is 111020227. The reversal of 111020222 is 222020111.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111020227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48173 + ... + 50424.

It is an arithmetic number, because the mean of its divisors is an integer number (20853477).

Almost surely, 2^111020222 is an apocalyptic number.

111020222 is a deficient number, since it is larger than the sum of its proper divisors (55807594).

111020222 is an equidigital number, since it uses as much as digits as its factorization.

111020222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99162.

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

The square root of 111020222 is about 10536.6134027969. The cubic root of 111020222 is about 480.6187362289.

Adding to 111020222 its reverse (222020111), we get a palindrome (333040333).

The spelling of 111020222 in words is "one hundred eleven million, twenty thousand, two hundred twenty-two".