22351130120 has 128 divisors (see below), whose sum is σ = 59325903360. Its totient is φ = 7486709760.

The previous prime is 22351130099. The next prime is 22351130129. The reversal of 22351130120 is 2103115322.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 22351130092 and 22351130101.

It is not an unprimeable number, because it can be changed into a prime (22351130129) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 319772 + ... + 383348.

It is an arithmetic number, because the mean of its divisors is an integer number (463483620).

Almost surely, 2^22351130120 is an apocalyptic number.

22351130120 is a gapful number since it is divisible by the number (20) 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 22351130120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29662951680).

22351130120 is an abundant number, since it is smaller than the sum of its proper divisors (36974773240).

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

22351130120 is a wasteful number, since it uses less digits than its factorization.

22351130120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63663 (or 63659 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

Adding to 22351130120 its reverse (2103115322), we get a palindrome (24454245442).

The spelling of 22351130120 in words is "twenty-two billion, three hundred fifty-one million, one hundred thirty thousand, one hundred twenty".