243120424021342 has 24 divisors (see below), whose sum is σ = 424224258229296. Its totient is φ = 104193503029728.

The previous prime is 243120424021313. The next prime is 243120424021417.

243120424021342 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 243120424021298 and 243120424021307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 788578 + ... + 22064965.

It is an arithmetic number, because the mean of its divisors is an integer number (17676010759554).

Almost surely, 2^{243120424021342} is an apocalyptic number.

243120424021342 is a deficient number, since it is larger than the sum of its proper divisors (181103834207954).

243120424021342 is a wasteful number, since it uses less digits than its factorization.

243120424021342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22962112 (or 22962105 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 34.

The spelling of 243120424021342 in words is "two hundred forty-three trillion, one hundred twenty billion, four hundred twenty-four million, twenty-one thousand, three hundred forty-two".