20424243034122 has 8 divisors (see below), whose sum is σ = 40848486068256. Its totient is φ = 6808081011372.

The previous prime is 20424243034109. The next prime is 20424243034141. The reversal of 20424243034122 is 22143034242402.

It is a happy number.

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

20424243034122 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1702020252838 + ... + 1702020252849.

It is an arithmetic number, because the mean of its divisors is an integer number (5106060758532).

Almost surely, 2^{20424243034122} is an apocalyptic number.

20424243034122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

20424243034122 is a wasteful number, since it uses less digits than its factorization.

20424243034122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3404040505692.

The product of its (nonzero) digits is 73728, while the sum is 33.

Adding to 20424243034122 its reverse (22143034242402), we get a palindrome (42567277276524).

The spelling of 20424243034122 in words is "twenty trillion, four hundred twenty-four billion, two hundred forty-three million, thirty-four thousand, one hundred twenty-two".