20142322123424 has 24 divisors (see below), whose sum is σ = 39781890619380. Its totient is φ = 10038984823296.

The previous prime is 20142322123409. The next prime is 20142322123439. The reversal of 20142322123424 is 42432122324102.

It is an interprime number because it is at equal distance from previous prime (20142322123409) and next prime (20142322123439).

It can be written as a sum of positive squares in 2 ways, for example, as 18107305751824 + 2035016371600 = 4255268^2 + 1426540^2 .

It is a Harshad number since it is a multiple of its sum of digits (32).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1005497279 + ... + 1005517310.

Almost surely, 2^{20142322123424} is an apocalyptic number.

It is an amenable number.

20142322123424 is a deficient number, since it is larger than the sum of its proper divisors (19639568495956).

20142322123424 is a wasteful number, since it uses less digits than its factorization.

20142322123424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2011014912 (or 2011014904 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 20142322123424 its reverse (42432122324102), we get a palindrome (62574444447526).

The spelling of 20142322123424 in words is "twenty trillion, one hundred forty-two billion, three hundred twenty-two million, one hundred twenty-three thousand, four hundred twenty-four".