11220022022120 has 128 divisors (see below), whose sum is σ = 26437625510400. Its totient is φ = 4277426774016.

The previous prime is 11220022022101. The next prime is 11220022022137. The reversal of 11220022022120 is 2122022002211.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 333743552 + ... + 333777168.

It is an arithmetic number, because the mean of its divisors is an integer number (206543949300).

Almost surely, 2^{11220022022120} is an apocalyptic number.

11220022022120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11220022022120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13218812755200).

11220022022120 is an abundant number, since it is smaller than the sum of its proper divisors (15217603488280).

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

11220022022120 is a wasteful number, since it uses less digits than its factorization.

11220022022120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34947 (or 34943 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 11220022022120 its reverse (2122022002211), we get a palindrome (13342044024331).

The spelling of 11220022022120 in words is "eleven trillion, two hundred twenty billion, twenty-two million, twenty-two thousand, one hundred twenty".