11222202220120 has 64 divisors (see below), whose sum is σ = 26760446344800. Its totient is φ = 4220846868480.

The previous prime is 11222202220093. The next prime is 11222202220123. The reversal of 11222202220120 is 2102220222211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11222202220123) 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 15 ways as a sum of consecutive naturals, for example, 7055730 + ... + 8498689.

Almost surely, 2^{11222202220120} is an apocalyptic number.

11222202220120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11222202220120 is an abundant number, since it is smaller than the sum of its proper divisors (15538244124680).

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

11222202220120 is a wasteful number, since it uses less digits than its factorization.

11222202220120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15555508 (or 15555504 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 11222202220120 its reverse (2102220222211), we get a palindrome (13324422442331).

The spelling of 11222202220120 in words is "eleven trillion, two hundred twenty-two billion, two hundred two million, two hundred twenty thousand, one hundred twenty".