12003416420 has 48 divisors (see below), whose sum is σ = 26216279040. Its totient is φ = 4612443264.

The previous prime is 12003416377. The next prime is 12003416431. The reversal of 12003416420 is 2461430021.

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, 44204 + ... + 161123.

It is an arithmetic number, because the mean of its divisors is an integer number (546172480).

Almost surely, 2^12003416420 is an apocalyptic number.

12003416420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12003416420 is an abundant number, since it is smaller than the sum of its proper divisors (14212862620).

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

12003416420 is a wasteful number, since it uses less digits than its factorization.

12003416420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205452 (or 205450 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 12003416420 its reverse (2461430021), we get a palindrome (14464846441).

The spelling of 12003416420 in words is "twelve billion, three million, four hundred sixteen thousand, four hundred twenty".