100420443624 has 64 divisors (see below), whose sum is σ = 254696371200. Its totient is φ = 32989005504.

The previous prime is 100420443581. The next prime is 100420443637. The reversal of 100420443624 is 426344024001.

It is a junction number, because it is equal to n+sod(n) for n = 100420443591 and 100420443600.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 988699 + ... + 1085525.

It is an arithmetic number, because the mean of its divisors is an integer number (3979630800).

Almost surely, 2^100420443624 is an apocalyptic number.

It is an amenable number.

100420443624 is an abundant number, since it is smaller than the sum of its proper divisors (154275927576).

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

100420443624 is a wasteful number, since it uses less digits than its factorization.

100420443624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97462 (or 97458 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 100420443624 its reverse (426344024001), we get a palindrome (526764467625).

The spelling of 100420443624 in words is "one hundred billion, four hundred twenty million, four hundred forty-three thousand, six hundred twenty-four".