12334403420 has 24 divisors (see below), whose sum is σ = 25990663104. Its totient is φ = 4916920256.

The previous prime is 12334403383. The next prime is 12334403479. The reversal of 12334403420 is 2430443321.

It is a self number, because there is not a number n which added to its sum of digits gives 12334403420.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1046564 + ... + 1058283.

It is an arithmetic number, because the mean of its divisors is an integer number (1082944296).

Almost surely, 2^12334403420 is an apocalyptic number.

12334403420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12334403420 is an abundant number, since it is smaller than the sum of its proper divisors (13656259684).

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

12334403420 is a wasteful number, since it uses less digits than its factorization.

12334403420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2105149 (or 2105147 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 12334403420 its reverse (2430443321), we get a palindrome (14764846741).

The spelling of 12334403420 in words is "twelve billion, three hundred thirty-four million, four hundred three thousand, four hundred twenty".