10020423324440 has 32 divisors (see below), whose sum is σ = 22546109036880. Its totient is φ = 4008141497472.

The previous prime is 10020423324437. The next prime is 10020423324473. The reversal of 10020423324440 is 4442332402001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5547182 + ... + 7128258.

Almost surely, 2^{10020423324440} is an apocalyptic number.

10020423324440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10020423324440 is an abundant number, since it is smaller than the sum of its proper divisors (12525685712440).

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

10020423324440 is a wasteful number, since it uses less digits than its factorization.

10020423324440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1739531 (or 1739527 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 10020423324440 its reverse (4442332402001), we get a palindrome (14462755726441).

The spelling of 10020423324440 in words is "ten trillion, twenty billion, four hundred twenty-three million, three hundred twenty-four thousand, four hundred forty".