20240020424442 has 32 divisors (see below), whose sum is σ = 49821588738432. Its totient is φ = 5338027364544.

The previous prime is 20240020424419. The next prime is 20240020424447. The reversal of 20240020424442 is 24442402004202.

It is a happy number.

It is a super-2 number, since 2×20240020424442² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20240020424447) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18534816693 + ... + 18534817784.

It is an arithmetic number, because the mean of its divisors is an integer number (1556924648076).

Almost surely, 2^{20240020424442} is an apocalyptic number.

20240020424442 is an abundant number, since it is smaller than the sum of its proper divisors (29581568313990).

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

20240020424442 is a wasteful number, since it uses less digits than its factorization.

20240020424442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37069634502.

The product of its (nonzero) digits is 32768, while the sum is 30.

Adding to 20240020424442 its reverse (24442402004202), we get a palindrome (44682422428644).

The spelling of 20240020424442 in words is "twenty trillion, two hundred forty billion, twenty million, four hundred twenty-four thousand, four hundred forty-two".