421323323124 has 48 divisors (see below), whose sum is σ = 1073522600640. Its totient is φ = 127547159040.

The previous prime is 421323323123. The next prime is 421323323129.

It is a happy number.

421323323124 is nontrivially palindromic in base 10.

421323323124 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 421323323091 and 421323323100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421323323123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1448499 + ... + 1714874.

It is an arithmetic number, because the mean of its divisors is an integer number (22365054180).

Almost surely, 2^421323323124 is an apocalyptic number.

421323323124 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

421323323124 is an abundant number, since it is smaller than the sum of its proper divisors (652199277516).

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

421323323124 is a wasteful number, since it uses less digits than its factorization.

421323323124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3164400 (or 3164398 counting only the distinct ones).

The product of its digits is 20736, while the sum is 30.

It can be divided in two parts, 421323 and 323124, that added together give a palindrome (744447).

The spelling of 421323323124 in words is "four hundred twenty-one billion, three hundred twenty-three million, three hundred twenty-three thousand, one hundred twenty-four".