11222221010120 has 96 divisors (see below), whose sum is σ = 26404609158720. Its totient is φ = 4292019191040.

The previous prime is 11222221010113. The next prime is 11222221010131. The reversal of 11222221010120 is 2101012222211.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1845515 + ... + 5084325.

It is an arithmetic number, because the mean of its divisors is an integer number (275048012070).

Almost surely, 2^{11222221010120} is an apocalyptic number.

11222221010120 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 11222221010120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13202304579360).

11222221010120 is an abundant number, since it is smaller than the sum of its proper divisors (15182388148600).

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

11222221010120 is a wasteful number, since it uses less digits than its factorization.

11222221010120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3238983 (or 3238950 counting only the distinct ones).

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

Adding to 11222221010120 its reverse (2101012222211), we get a palindrome (13323233232331).

The spelling of 11222221010120 in words is "eleven trillion, two hundred twenty-two billion, two hundred twenty-one million, ten thousand, one hundred twenty".