2331240243 has 8 divisors (see below), whose sum is σ = 3291162768. Its totient is φ = 1462738944.

The previous prime is 2331240239. The next prime is 2331240251. The reversal of 2331240243 is 3420421332.

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

It is not a de Polignac number, because 2331240243 - 2² = 2331240239 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2331240203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22855246 + ... + 22855347.

It is an arithmetic number, because the mean of its divisors is an integer number (411395346).

Almost surely, 2^2331240243 is an apocalyptic number.

2331240243 is a deficient number, since it is larger than the sum of its proper divisors (959922525).

2331240243 is a wasteful number, since it uses less digits than its factorization.

2331240243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45710613.

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

The square root of 2331240243 is about 48282.9187498022. The cubic root of 2331240243 is about 1325.9556875009.

Adding to 2331240243 its reverse (3420421332), we get a palindrome (5751661575).

The spelling of 2331240243 in words is "two billion, three hundred thirty-one million, two hundred forty thousand, two hundred forty-three".