101421432424 has 32 divisors (see below), whose sum is σ = 205865533440. Its totient is φ = 46564804800.

The previous prime is 101421432407. The next prime is 101421432433. The reversal of 101421432424 is 424234124101.

It is a junction number, because it is equal to n+sod(n) for n = 101421432392 and 101421432401.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2533032 + ... + 2572759.

It is an arithmetic number, because the mean of its divisors is an integer number (6433297920).

Almost surely, 2^101421432424 is an apocalyptic number.

It is an amenable number.

101421432424 is an abundant number, since it is smaller than the sum of its proper divisors (104444101016).

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

101421432424 is a wasteful number, since it uses less digits than its factorization.

101421432424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5106001 (or 5105997 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 101421432424 its reverse (424234124101), we get a palindrome (525655556525).

The spelling of 101421432424 in words is "one hundred one billion, four hundred twenty-one million, four hundred thirty-two thousand, four hundred twenty-four".