20124010420422 has 16 divisors (see below), whose sum is σ = 40248191388672. Its totient is φ = 6707975048840.

The previous prime is 20124010420387. The next prime is 20124010420447. The reversal of 20124010420422 is 22402401042102.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 20124010420392 and 20124010420401.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5545854 + ... + 8426417.

It is an arithmetic number, because the mean of its divisors is an integer number (2515511961792).

Almost surely, 2^{20124010420422} is an apocalyptic number.

20124010420422 is an abundant number, since it is smaller than the sum of its proper divisors (20124180968250).

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

20124010420422 is a wasteful number, since it uses less digits than its factorization.

20124010420422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14212323.

The product of its (nonzero) digits is 2048, while the sum is 24.

Adding to 20124010420422 its reverse (22402401042102), we get a palindrome (42526411462524).

The spelling of 20124010420422 in words is "twenty trillion, one hundred twenty-four billion, ten million, four hundred twenty thousand, four hundred twenty-two".