22111453120 has 112 divisors (see below), whose sum is σ = 54061083648. Its totient is φ = 8609448960.

The previous prime is 22111453093. The next prime is 22111453123. The reversal of 22111453120 is 2135411122.

It is a junction number, because it is equal to n+sod(n) for n = 22111453091 and 22111453100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22111453123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4276777 + ... + 4281943.

Almost surely, 2^22111453120 is an apocalyptic number.

22111453120 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 22111453120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27030541824).

22111453120 is an abundant number, since it is smaller than the sum of its proper divisors (31949630528).

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

22111453120 is a wasteful number, since it uses less digits than its factorization.

22111453120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5538 (or 5528 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 22.

Adding to 22111453120 its reverse (2135411122), we get a palindrome (24246864242).

The spelling of 22111453120 in words is "twenty-two billion, one hundred eleven million, four hundred fifty-three thousand, one hundred twenty".