11221002022000 has 160 divisors (see below), whose sum is σ = 27569842560000. Its totient is φ = 4416287904000.

The previous prime is 11221002021997. The next prime is 11221002022001. The reversal of 11221002022000 is 22020012211.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11221002022001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 70778821 + ... + 70937179.

It is an arithmetic number, because the mean of its divisors is an integer number (172311516000).

Almost surely, 2^{11221002022000} is an apocalyptic number.

11221002022000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11221002022000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13784921280000).

11221002022000 is an abundant number, since it is smaller than the sum of its proper divisors (16348840538000).

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

11221002022000 is a wasteful number, since it uses less digits than its factorization.

11221002022000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158952 (or 158936 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 11221002022000 its reverse (22020012211), we get a palindrome (11243022034211).

The spelling of 11221002022000 in words is "eleven trillion, two hundred twenty-one billion, two million, twenty-two thousand".