22124132140 has 96 divisors (see below), whose sum is σ = 51247074816. Its totient is φ = 7956157440.

The previous prime is 22124132089. The next prime is 22124132153. The reversal of 22124132140 is 4123142122.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16978729 + ... + 16980031.

It is an arithmetic number, because the mean of its divisors is an integer number (533823696).

Almost surely, 2^22124132140 is an apocalyptic number.

22124132140 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 22124132140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25623537408).

22124132140 is an abundant number, since it is smaller than the sum of its proper divisors (29122942676).

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

22124132140 is a wasteful number, since it uses less digits than its factorization.

22124132140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2119 (or 2117 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 22124132140 its reverse (4123142122), we get a palindrome (26247274262).

The spelling of 22124132140 in words is "twenty-two billion, one hundred twenty-four million, one hundred thirty-two thousand, one hundred forty".