1122210222 has 128 divisors (see below), whose sum is σ = 2822501376. Its totient is φ = 290138112.

The previous prime is 1122210209. The next prime is 1122210233. The reversal of 1122210222 is 2220122211.

It is a super-2 number, since 2×1122210222² = 2518711564722578568, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2826528 + ... + 2826924.

It is an arithmetic number, because the mean of its divisors is an integer number (22050792).

Almost surely, 2^1122210222 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1122210222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1411250688).

1122210222 is an abundant number, since it is smaller than the sum of its proper divisors (1700291154).

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

1122210222 is a wasteful number, since it uses less digits than its factorization.

1122210222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 570.

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 1122210222 is about 33499.4062932465. The cubic root of 1122210222 is about 1039.1815003483.

Adding to 1122210222 its reverse (2220122211), we get a palindrome (3342332433).

The spelling of 1122210222 in words is "one billion, one hundred twenty-two million, two hundred ten thousand, two hundred twenty-two".