100424124020 has 48 divisors (see below), whose sum is σ = 231440243328. Its totient is φ = 36299180160.

The previous prime is 100424124013. The next prime is 100424124067. The reversal of 100424124020 is 20421424001.

It is a super-3 number, since 3×100424124020³ (a number of 34 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 100424123983 and 100424124001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1329947 + ... + 1403426.

It is an arithmetic number, because the mean of its divisors is an integer number (4821671736).

Almost surely, 2^100424124020 is an apocalyptic number.

100424124020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100424124020 is an abundant number, since it is smaller than the sum of its proper divisors (131016119308).

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

100424124020 is a wasteful number, since it uses less digits than its factorization.

100424124020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2733560 (or 2733558 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 100424124020 its reverse (20421424001), we get a palindrome (120845548021).

The spelling of 100424124020 in words is "one hundred billion, four hundred twenty-four million, one hundred twenty-four thousand, twenty".