11220020000120 has 32 divisors (see below), whose sum is σ = 25268184461520. Its totient is φ = 4483894318080.

The previous prime is 11220020000117. The next prime is 11220020000171. The reversal of 11220020000120 is 2100002002211.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 128508377 + ... + 128595656.

Almost surely, 2^{11220020000120} is an apocalyptic number.

11220020000120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11220020000120 is an abundant number, since it is smaller than the sum of its proper divisors (14048164461400).

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

11220020000120 is a wasteful number, since it uses less digits than its factorization.

11220020000120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257105135 (or 257105131 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 11220020000120 its reverse (2100002002211), we get a palindrome (13320022002331).

The spelling of 11220020000120 in words is "eleven trillion, two hundred twenty billion, twenty million, one hundred twenty", and thus it is an aban number.