12011024243 has 2 divisors, whose sum is σ = 12011024244. Its totient is φ = 12011024242.

The previous prime is 12011024239. The next prime is 12011024269. The reversal of 12011024243 is 34242011021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12011024243 - 2² = 12011024239 is a prime.

It is not a weakly prime, because it can be changed into another prime (12011024203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6005512121 + 6005512122.

It is an arithmetic number, because the mean of its divisors is an integer number (6005512122).

Almost surely, 2^12011024243 is an apocalyptic number.

12011024243 is a deficient number, since it is larger than the sum of its proper divisors (1).

12011024243 is an equidigital number, since it uses as much as digits as its factorization.

12011024243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 12011024243 its reverse (34242011021), we get a palindrome (46253035264).

The spelling of 12011024243 in words is "twelve billion, eleven million, twenty-four thousand, two hundred forty-three".