11220220222 has 8 divisors (see below), whose sum is σ = 17221733496. Its totient is φ = 5479642392.

The previous prime is 11220220211. The next prime is 11220220261. The reversal of 11220220222 is 22202202211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 11220220196 and 11220220205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65233753 + ... + 65233924.

It is an arithmetic number, because the mean of its divisors is an integer number (2152716687).

Almost surely, 2^11220220222 is an apocalyptic number.

11220220222 is a deficient number, since it is larger than the sum of its proper divisors (6001513274).

11220220222 is a wasteful number, since it uses less digits than its factorization.

11220220222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130467722.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 11220220222 its reverse (22202202211), we get a palindrome (33422422433).

The spelling of 11220220222 in words is "eleven billion, two hundred twenty million, two hundred twenty thousand, two hundred twenty-two".