11021002011222 has 256 divisors, whose sum is σ = 26775806238720. Its totient is φ = 2958944421888.

The previous prime is 11021002011221. The next prime is 11021002011233. The reversal of 11021002011222 is 22211020012011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11021002011221) by changing a digit.

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 127 ways as a sum of consecutive naturals, for example, 2445305493 + ... + 2445309999.

It is an arithmetic number, because the mean of its divisors is an integer number (104592993120).

Almost surely, 2^{11021002011222} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11021002011222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13387903119360).

11021002011222 is an abundant number, since it is smaller than the sum of its proper divisors (15754804227498).

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

11021002011222 is a wasteful number, since it uses less digits than its factorization.

11021002011222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5107.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 11021002011222 its reverse (22211020012011), we get a palindrome (33232022023233).

The spelling of 11021002011222 in words is "eleven trillion, twenty-one billion, two million, eleven thousand, two hundred twenty-two".