11011001222122 has 64 divisors (see below), whose sum is σ = 18445698017280. Its totient is φ = 4887347774400.

The previous prime is 11011001222113. The next prime is 11011001222189. The reversal of 11011001222122 is 22122210011011.

It is a junction number, because it is equal to n+sod(n) for n = 11011001222096 and 11011001222105.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 930684747 + ... + 930696577.

It is an arithmetic number, because the mean of its divisors is an integer number (288214031520).

Almost surely, 2^{11011001222122} is an apocalyptic number.

11011001222122 is a deficient number, since it is larger than the sum of its proper divisors (7434696795158).

11011001222122 is a wasteful number, since it uses less digits than its factorization.

11011001222122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16627.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 11011001222122 its reverse (22122210011011), we get a palindrome (33133211233133).

The spelling of 11011001222122 in words is "eleven trillion, eleven billion, one million, two hundred twenty-two thousand, one hundred twenty-two".