12003234243 has 48 divisors (see below), whose sum is σ = 21651157248. Its totient is φ = 5755780800.

The previous prime is 12003234233. The next prime is 12003234247. The reversal of 12003234243 is 34243230021.

It is not a de Polignac number, because 12003234243 - 2¹⁶ = 12003168707 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12003234247) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 148653 + ... + 214718.

It is an arithmetic number, because the mean of its divisors is an integer number (451065776).

Almost surely, 2^12003234243 is an apocalyptic number.

12003234243 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

12003234243 is a deficient number, since it is larger than the sum of its proper divisors (9647923005).

12003234243 is a wasteful number, since it uses less digits than its factorization.

12003234243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363416 (or 363405 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 12003234243 its reverse (34243230021), we get a palindrome (46246464264).

The spelling of 12003234243 in words is "twelve billion, three million, two hundred thirty-four thousand, two hundred forty-three".