20441110013420 has 24 divisors (see below), whose sum is σ = 42933178688400. Its totient is φ = 8175139689152.

The previous prime is 20441110013419. The next prime is 20441110013447. The reversal of 20441110013420 is 2431001114402.

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, 81391250 + ... + 81642009.

It is an arithmetic number, because the mean of its divisors is an integer number (1788882445350).

Almost surely, 2^{20441110013420} is an apocalyptic number.

20441110013420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20441110013420 is an abundant number, since it is smaller than the sum of its proper divisors (22492068674980).

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

20441110013420 is a wasteful number, since it uses less digits than its factorization.

20441110013420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163039537 (or 163039535 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 20441110013420 its reverse (2431001114402), we get a palindrome (22872111127822).

The spelling of 20441110013420 in words is "twenty trillion, four hundred forty-one billion, one hundred ten million, thirteen thousand, four hundred twenty".