11220010120 has 32 divisors (see below), whose sum is σ = 27540025920. Its totient is φ = 4080003520.

The previous prime is 11220010027. The next prime is 11220010163. The reversal of 11220010120 is 2101002211.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 11220010097 and 11220010106.

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, 12749572 + ... + 12750451.

It is an arithmetic number, because the mean of its divisors is an integer number (860625810).

Almost surely, 2^11220010120 is an apocalyptic number.

11220010120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11220010120 is an abundant number, since it is smaller than the sum of its proper divisors (16320015800).

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

11220010120 is a wasteful number, since it uses less digits than its factorization.

11220010120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25500045 (or 25500041 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 11220010120 its reverse (2101002211), we get a palindrome (13321012331).

The spelling of 11220010120 in words is "eleven billion, two hundred twenty million, ten thousand, one hundred twenty".