100420440424 has 16 divisors (see below), whose sum is σ = 188295516000. Its totient is φ = 50208302832.

The previous prime is 100420440389. The next prime is 100420440437. The reversal of 100420440424 is 424044024001.

100420440424 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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, 3382 + ... + 448165.

It is an arithmetic number, because the mean of its divisors is an integer number (11768469750).

Almost surely, 2^100420440424 is an apocalyptic number.

It is an amenable number.

100420440424 is a deficient number, since it is larger than the sum of its proper divisors (87875075576).

100420440424 is a wasteful number, since it uses less digits than its factorization.

100420440424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 479352 (or 479348 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 25.

Adding to 100420440424 its reverse (424044024001), we get a palindrome (524464464425).

The spelling of 100420440424 in words is "one hundred billion, four hundred twenty million, four hundred forty thousand, four hundred twenty-four".