342243121342243 has 6 divisors (see below), whose sum is σ = 376184587921772. Its totient is φ = 311130110311020.

The previous prime is 342243121342193. The next prime is 342243121342277.

342243121342243 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 342243121342243 - 2²⁹ = 342242584471331 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 342243121342196 and 342243121342205.

It is not an unprimeable number, because it can be changed into a prime (342243121345243) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1414227774021 + ... + 1414227774262.

Almost surely, 2^{342243121342243} is an apocalyptic number.

342243121342243 is a deficient number, since it is larger than the sum of its proper divisors (33941466579529).

342243121342243 is a wasteful number, since it uses less digits than its factorization.

342243121342243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2828455548305 (or 2828455548294 counting only the distinct ones).

The product of its digits is 663552, while the sum is 40.

The spelling of 342243121342243 in words is "three hundred forty-two trillion, two hundred forty-three billion, one hundred twenty-one million, three hundred forty-two thousand, two hundred forty-three".