22124132123242 has 8 divisors (see below), whose sum is σ = 34330549846500. Its totient is φ = 10680615507744.

The previous prime is 22124132123207. The next prime is 22124132123243. The reversal of 22124132123242 is 24232123142122.

It can be written as a sum of positive squares in 2 ways, for example, as 19211925025881 + 2912207097361 = 4383141^2 + 1706519^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (22124132123243) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 190725276867 + ... + 190725276982.

Almost surely, 2^{22124132123242} is an apocalyptic number.

22124132123242 is a deficient number, since it is larger than the sum of its proper divisors (12206417723258).

22124132123242 is a wasteful number, since it uses less digits than its factorization.

22124132123242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 381450553880.

The product of its digits is 18432, while the sum is 31.

Adding to 22124132123242 its reverse (24232123142122), we get a palindrome (46356255265364).

The spelling of 22124132123242 in words is "twenty-two trillion, one hundred twenty-four billion, one hundred thirty-two million, one hundred twenty-three thousand, two hundred forty-two".