20103424434424 has 16 divisors (see below), whose sum is σ = 37694387106000. Its totient is φ = 10051587872832.

The previous prime is 20103424434397. The next prime is 20103424434463. The reversal of 20103424434424 is 42443442430102.

It is a congruent number.

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, 14854132 + ... + 16150915.

It is an arithmetic number, because the mean of its divisors is an integer number (2355899194125).

Almost surely, 2^{20103424434424} is an apocalyptic number.

It is an amenable number.

20103424434424 is a deficient number, since it is larger than the sum of its proper divisors (17590962671576).

20103424434424 is a wasteful number, since it uses less digits than its factorization.

20103424434424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31086102 (or 31086098 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 37.

Adding to 20103424434424 its reverse (42443442430102), we get a palindrome (62546866864526).

The spelling of 20103424434424 in words is "twenty trillion, one hundred three billion, four hundred twenty-four million, four hundred thirty-four thousand, four hundred twenty-four".