11011221002222 has 16 divisors (see below), whose sum is σ = 19059644677632. Its totient is φ = 4673278261080.

The previous prime is 11011221002219. The next prime is 11011221002237. The reversal of 11011221002222 is 22220012211011.

It is a super-2 number, since 2×11011221002222² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11011221002222.

It is a congruent number.

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, 3818036354 + ... + 3818039237.

It is an arithmetic number, because the mean of its divisors is an integer number (1191227792352).

Almost surely, 2^{11011221002222} is an apocalyptic number.

11011221002222 is a deficient number, since it is larger than the sum of its proper divisors (8048423675410).

11011221002222 is a wasteful number, since it uses less digits than its factorization.

11011221002222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7636075703.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 11011221002222 its reverse (22220012211011), we get a palindrome (33231233213233).

The spelling of 11011221002222 in words is "eleven trillion, eleven billion, two hundred twenty-one million, two thousand, two hundred twenty-two".