421330332124 has 48 divisors (see below), whose sum is σ = 828760222080. Its totient is φ = 186137602560.

The previous prime is 421330332113. The next prime is 421330332133. The reversal of 421330332124 is 421233033124.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 421330332092 and 421330332101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1751364 + ... + 1977355.

It is an arithmetic number, because the mean of its divisors is an integer number (17265837960).

Almost surely, 2^421330332124 is an apocalyptic number.

It is an amenable number.

421330332124 is a deficient number, since it is larger than the sum of its proper divisors (407429889956).

421330332124 is a wasteful number, since it uses less digits than its factorization.

421330332124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3728830 (or 3728828 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 421330332124 its reverse (421233033124), we get a palindrome (842563365248).

The spelling of 421330332124 in words is "four hundred twenty-one billion, three hundred thirty million, three hundred thirty-two thousand, one hundred twenty-four".