11220101111120 has 80 divisors (see below), whose sum is σ = 29376264798720. Its totient is φ = 3948422668800.

The previous prime is 11220101111117. The next prime is 11220101111201. The reversal of 11220101111120 is 2111110102211.

It is a tau number, because it is divible by the number of its divisors (80).

It is a junction number, because it is equal to n+sod(n) for n = 11220101111095 and 11220101111104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 205619735 + ... + 205674294.

It is an arithmetic number, because the mean of its divisors is an integer number (367203309984).

Almost surely, 2^{11220101111120} is an apocalyptic number.

11220101111120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11220101111120 is an abundant number, since it is smaller than the sum of its proper divisors (18156163687600).

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

11220101111120 is a wasteful number, since it uses less digits than its factorization.

11220101111120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 411294084 (or 411294078 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 11220101111120 its reverse (2111110102211), we get a palindrome (13331211213331).

The spelling of 11220101111120 in words is "eleven trillion, two hundred twenty billion, one hundred one million, one hundred eleven thousand, one hundred twenty".