243242242342 has 32 divisors (see below), whose sum is σ = 399937248000. Its totient is φ = 110036037600.

The previous prime is 243242242289. The next prime is 243242242391.

243242242342 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 243242242298 and 243242242307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14052409 + ... + 14069707.

It is an arithmetic number, because the mean of its divisors is an integer number (12498039000).

Almost surely, 2^243242242342 is an apocalyptic number.

243242242342 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

243242242342 is a deficient number, since it is larger than the sum of its proper divisors (156695005658).

243242242342 is a wasteful number, since it uses less digits than its factorization.

243242242342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20332.

The product of its digits is 147456, while the sum is 34.

It can be divided in two parts, 243242 and 242342, that added together give a palindrome (485584).

The spelling of 243242242342 in words is "two hundred forty-three billion, two hundred forty-two million, two hundred forty-two thousand, three hundred forty-two".