22011030120 has 32 divisors (see below), whose sum is σ = 66033090720. Its totient is φ = 5869608000.

The previous prime is 22011030089. The next prime is 22011030121. The reversal of 22011030120 is 2103011022.

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 = 22011030096 and 22011030105.

It is not an unprimeable number, because it can be changed into a prime (22011030121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91712506 + ... + 91712745.

It is an arithmetic number, because the mean of its divisors is an integer number (2063534085).

Almost surely, 2^22011030120 is an apocalyptic number.

22011030120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22011030120 is an abundant number, since it is smaller than the sum of its proper divisors (44022060600).

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

22011030120 is a wasteful number, since it uses less digits than its factorization.

22011030120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183425265 (or 183425261 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 22011030120 its reverse (2103011022), we get a palindrome (24114041142).

The spelling of 22011030120 in words is "twenty-two billion, eleven million, thirty thousand, one hundred twenty".