100400142424 has 16 divisors (see below), whose sum is σ = 188340759720. Its totient is φ = 50175939840.

The previous prime is 100400142397. The next prime is 100400142443. The reversal of 100400142424 is 424241004001.

It is a junction number, because it is equal to n+sod(n) for n = 100400142395 and 100400142404.

It is a congruent number.

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, 2998734 + ... + 3032029.

Almost surely, 2^100400142424 is an apocalyptic number.

It is an amenable number.

100400142424 is a deficient number, since it is larger than the sum of its proper divisors (87940617296).

100400142424 is a wasteful number, since it uses less digits than its factorization.

100400142424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6032850 (or 6032846 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 100400142424 its reverse (424241004001), we get a palindrome (524641146425).

The spelling of 100400142424 in words is "one hundred billion, four hundred million, one hundred forty-two thousand, four hundred twenty-four".