11220111120 has 40 divisors (see below), whose sum is σ = 34782345216. Its totient is φ = 2992029568.

The previous prime is 11220111103. The next prime is 11220111151. The reversal of 11220111120 is 2111102211.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 11220111096 and 11220111105.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23374992 + ... + 23375471.

Almost surely, 2^11220111120 is an apocalyptic number.

11220111120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11220111120 is an abundant number, since it is smaller than the sum of its proper divisors (23562234096).

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

11220111120 is a wasteful number, since it uses less digits than its factorization.

11220111120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46750479 (or 46750473 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 11220111120 its reverse (2111102211), we get a palindrome (13331213331).

It can be divided in two parts, 112201 and 11120, that added together give a palindrome (123321).

The spelling of 11220111120 in words is "eleven billion, two hundred twenty million, one hundred eleven thousand, one hundred twenty".