100021013424 has 60 divisors (see below), whose sum is σ = 288949607232. Its totient is φ = 32264841600.

The previous prime is 100021013419. The next prime is 100021013441. The reversal of 100021013424 is 424310120001.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 100021013397 and 100021013406.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11198607 + ... + 11207534.

Almost surely, 2^100021013424 is an apocalyptic number.

It is an amenable number.

100021013424 is an abundant number, since it is smaller than the sum of its proper divisors (188928593808).

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

100021013424 is a wasteful number, since it uses less digits than its factorization.

100021013424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22406186 (or 22406177 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 100021013424 its reverse (424310120001), we get a palindrome (524331133425).

The spelling of 100021013424 in words is "one hundred billion, twenty-one million, thirteen thousand, four hundred twenty-four".