111222211011022 has 16 divisors (see below), whose sum is σ = 167250414082752. Its totient is φ = 55472074732800.

The previous prime is 111222211010983. The next prime is 111222211011047. The reversal of 111222211011022 is 220110112222111.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 166648978 + ... + 167315050.

It is an arithmetic number, because the mean of its divisors is an integer number (10453150880172).

Almost surely, 2^{111222211011022} is an apocalyptic number.

111222211011022 is a deficient number, since it is larger than the sum of its proper divisors (56028203071730).

111222211011022 is a wasteful number, since it uses less digits than its factorization.

111222211011022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 874683.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 111222211011022 its reverse (220110112222111), we get a palindrome (331332323233133).

The spelling of 111222211011022 in words is "one hundred eleven trillion, two hundred twenty-two billion, two hundred eleven million, eleven thousand, twenty-two".