111010101020222 has 64 divisors (see below), whose sum is σ = 185206699874304. Its totient is φ = 49634472729600.

The previous prime is 111010101020213. The next prime is 111010101020261. The reversal of 111010101020222 is 222020101010111.

It is a junction number, because it is equal to n+sod(n) for n = 111010101020197 and 111010101020206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2785888703 + ... + 2785928549.

It is an arithmetic number, because the mean of its divisors is an integer number (2893854685536).

Almost surely, 2^{111010101020222} is an apocalyptic number.

111010101020222 is a deficient number, since it is larger than the sum of its proper divisors (74196598854082).

111010101020222 is a wasteful number, since it uses less digits than its factorization.

111010101020222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63633.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 111010101020222 its reverse (222020101010111), we get a palindrome (333030202030333).

The spelling of 111010101020222 in words is "one hundred eleven trillion, ten billion, one hundred one million, twenty thousand, two hundred twenty-two".