100324042020 has 144 divisors (see below), whose sum is σ = 325767955968. Its totient is φ = 25890036480.

The previous prime is 100324041971. The next prime is 100324042037. The reversal of 100324042020 is 20240423001.

100324042020 is a `hidden beast` number, since 1 + 0 + 0 + 3 + 240 + 420 + 2 + 0 = 666.

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 = 100324041984 and 100324042002.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 182289 + ... + 483608.

It is an arithmetic number, because the mean of its divisors is an integer number (2262277472).

Almost surely, 2^100324042020 is an apocalyptic number.

100324042020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100324042020 is an abundant number, since it is smaller than the sum of its proper divisors (225443913948).

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

100324042020 is a wasteful number, since it uses less digits than its factorization.

100324042020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 665952 (or 665938 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 100324042020 its reverse (20240423001), we get a palindrome (120564465021).

The spelling of 100324042020 in words is "one hundred billion, three hundred twenty-four million, forty-two thousand, twenty".