1234240012243 has 8 divisors (see below), whose sum is σ = 1411078814720. Its totient is φ = 1057530909960.

The previous prime is 1234240012207. The next prime is 1234240012249. The reversal of 1234240012243 is 3422100424321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1234240012243 - 2⁹ = 1234240011731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1234240012249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32404653 + ... + 32442718.

It is an arithmetic number, because the mean of its divisors is an integer number (176384851840).

Almost surely, 2^{1234240012243} is an apocalyptic number.

1234240012243 is a deficient number, since it is larger than the sum of its proper divisors (176838802477).

1234240012243 is an equidigital number, since it uses as much as digits as its factorization.

1234240012243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64850097.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 1234240012243 its reverse (3422100424321), we get a palindrome (4656340436564).

The spelling of 1234240012243 in words is "one trillion, two hundred thirty-four billion, two hundred forty million, twelve thousand, two hundred forty-three".