111222110022 has 32 divisors (see below), whose sum is σ = 232138856448. Its totient is φ = 35458585536.

The previous prime is 111222110011. The next prime is 111222110063. The reversal of 111222110022 is 220011222111.

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 111222109983 and 111222110010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1586218 + ... + 1654850.

It is an arithmetic number, because the mean of its divisors is an integer number (7254339264).

Almost surely, 2^111222110022 is an apocalyptic number.

111222110022 is an abundant number, since it is smaller than the sum of its proper divisors (120916746426).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111222110022 is a wasteful number, since it uses less digits than its factorization.

111222110022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80404.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 111222110022 its reverse (220011222111), we get a palindrome (331233332133).

The spelling of 111222110022 in words is "one hundred eleven billion, two hundred twenty-two million, one hundred ten thousand, twenty-two".