2222111122 has 16 divisors (see below), whose sum is σ = 4155636672. Its totient is φ = 865757520.

The previous prime is 2222111119. The next prime is 2222111141. The reversal of 2222111122 is 2211112222.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 2222111096 and 2222111105.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7214493 + ... + 7214800.

It is an arithmetic number, because the mean of its divisors is an integer number (259727292).

Almost surely, 2^2222111122 is an apocalyptic number.

2222111122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2222111122 is a deficient number, since it is larger than the sum of its proper divisors (1933525550).

2222111122 is a wasteful number, since it uses less digits than its factorization.

2222111122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14429313.

The product of its digits is 64, while the sum is 16.

The square root of 2222111122 is about 47139.2736685664. The cubic root of 2222111122 is about 1304.9341328939.

Adding to 2222111122 its reverse (2211112222), we get a palindrome (4433223344).

It can be divided in two parts, 22 and 22111122, that multiplied together give a palindrome (486444684).

The spelling of 2222111122 in words is "two billion, two hundred twenty-two million, one hundred eleven thousand, one hundred twenty-two".