421431112004124 has 12 divisors (see below), whose sum is σ = 983339261342984. Its totient is φ = 140477037334704.

The previous prime is 421431112004083. The next prime is 421431112004143. The reversal of 421431112004124 is 421400211134124.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 421431112004091 and 421431112004100.

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, 17559629666827 + ... + 17559629666850.

Almost surely, 2^{421431112004124} is an apocalyptic number.

It is an amenable number.

421431112004124 is an abundant number, since it is smaller than the sum of its proper divisors (561908149338860).

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

421431112004124 is a wasteful number, since it uses less digits than its factorization.

421431112004124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35119259333684 (or 35119259333682 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 30.

Adding to 421431112004124 its reverse (421400211134124), we get a palindrome (842831323138248).

The spelling of 421431112004124 in words is "four hundred twenty-one trillion, four hundred thirty-one billion, one hundred twelve million, four thousand, one hundred twenty-four".