1020002344424 has 64 divisors (see below), whose sum is σ = 2231917200000. Its totient is φ = 436831954944.

The previous prime is 1020002344349. The next prime is 1020002344451. The reversal of 1020002344424 is 4244432000201.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1020002344393 and 1020002344402.

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 15 ways as a sum of consecutive naturals, for example, 3734387 + ... + 3998205.

It is an arithmetic number, because the mean of its divisors is an integer number (34873706250).

Almost surely, 2^{1020002344424} is an apocalyptic number.

1020002344424 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1020002344424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1115958600000).

1020002344424 is an abundant number, since it is smaller than the sum of its proper divisors (1211914855576).

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

1020002344424 is a wasteful number, since it uses less digits than its factorization.

1020002344424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265255 (or 265237 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 1020002344424 its reverse (4244432000201), we get a palindrome (5264434344625).

The spelling of 1020002344424 in words is "one trillion, twenty billion, two million, three hundred forty-four thousand, four hundred twenty-four".