100421432432 has 10 divisors (see below), whose sum is σ = 194566525368. Its totient is φ = 50210716208.

The previous prime is 100421432417. The next prime is 100421432473. The reversal of 100421432432 is 234234124001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3138169748 + ... + 3138169779.

Almost surely, 2^100421432432 is an apocalyptic number.

It is an amenable number.

100421432432 is a deficient number, since it is larger than the sum of its proper divisors (94145092936).

100421432432 is an equidigital number, since it uses as much as digits as its factorization.

100421432432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6276339535 (or 6276339529 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 100421432432 its reverse (234234124001), we get a palindrome (334655556433).

The spelling of 100421432432 in words is "one hundred billion, four hundred twenty-one million, four hundred thirty-two thousand, four hundred thirty-two".