111311110222 has 16 divisors (see below), whose sum is σ = 190387329552. Its totient is φ = 48352337280.

The previous prime is 111311110189. The next prime is 111311110297. The reversal of 111311110222 is 222011113111.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 111311110196 and 111311110205.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125917104 + ... + 125917987.

It is an arithmetic number, because the mean of its divisors is an integer number (11899208097).

Almost surely, 2^111311110222 is an apocalyptic number.

111311110222 is a deficient number, since it is larger than the sum of its proper divisors (79076219330).

111311110222 is a wasteful number, since it uses less digits than its factorization.

111311110222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251835123.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 111311110222 its reverse (222011113111), we get a palindrome (333322223333).

The spelling of 111311110222 in words is "one hundred eleven billion, three hundred eleven million, one hundred ten thousand, two hundred twenty-two".