240243234311 has 8 divisors (see below), whose sum is σ = 248561142480. Its totient is φ = 231927570112.

The previous prime is 240243234293. The next prime is 240243234331. The reversal of 240243234311 is 113432342042.

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

It is a cyclic number.

It is not a de Polignac number, because 240243234311 - 2²⁶ = 240176125447 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240243234331) 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, 341705 + ... + 772818.

It is an arithmetic number, because the mean of its divisors is an integer number (31070142810).

Almost surely, 2^240243234311 is an apocalyptic number.

240243234311 is a deficient number, since it is larger than the sum of its proper divisors (8317908169).

240243234311 is a wasteful number, since it uses less digits than its factorization.

240243234311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1121985.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 240243234311 its reverse (113432342042), we get a palindrome (353675576353).

The spelling of 240243234311 in words is "two hundred forty billion, two hundred forty-three million, two hundred thirty-four thousand, three hundred eleven".