11002022001222 has 128 divisors (see below), whose sum is σ = 26532558028800. Its totient is φ = 2971077408000.

The previous prime is 11002022001221. The next prime is 11002022001247. The reversal of 11002022001222 is 22210022020011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11002022001221) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 626851347 + ... + 626868897.

It is an arithmetic number, because the mean of its divisors is an integer number (207285609600).

Almost surely, 2^{11002022001222} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11002022001222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13266279014400).

11002022001222 is an abundant number, since it is smaller than the sum of its proper divisors (15530536027578).

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

11002022001222 is a wasteful number, since it uses less digits than its factorization.

11002022001222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19362.

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

Adding to 11002022001222 its reverse (22210022020011), we get a palindrome (33212044021233).

The spelling of 11002022001222 in words is "eleven trillion, two billion, twenty-two million, one thousand, two hundred twenty-two".