342723363354221 has 8 divisors (see below), whose sum is σ = 344636285054784. Its totient is φ = 340813164676320.

The previous prime is 342723363354187. The next prime is 342723363354259. The reversal of 342723363354221 is 122453363327243.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-342723363354221 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 342723363354221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342723363254221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 680503241 + ... + 681006686.

It is an arithmetic number, because the mean of its divisors is an integer number (43079535631848).

Almost surely, 2^{342723363354221} is an apocalyptic number.

It is an amenable number.

342723363354221 is a deficient number, since it is larger than the sum of its proper divisors (1912921700563).

342723363354221 is a wasteful number, since it uses less digits than its factorization.

342723363354221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1361511331.

The product of its digits is 13063680, while the sum is 50.

The spelling of 342723363354221 in words is "three hundred forty-two trillion, seven hundred twenty-three billion, three hundred sixty-three million, three hundred fifty-four thousand, two hundred twenty-one".