42343030043321 has 16 divisors (see below), whose sum is σ = 49793260854528. Its totient is φ = 35256666120000.

The previous prime is 42343030043311. The next prime is 42343030043333. The reversal of 42343030043321 is 12334003034324.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42343030043321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42343030043311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 564973205 + ... + 565048146.

It is an arithmetic number, because the mean of its divisors is an integer number (3112078803408).

Almost surely, 2^{42343030043321} is an apocalyptic number.

It is an amenable number.

42343030043321 is a deficient number, since it is larger than the sum of its proper divisors (7450230811207).

42343030043321 is a wasteful number, since it uses less digits than its factorization.

42343030043321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1130021512.

The product of its (nonzero) digits is 62208, while the sum is 32.

Adding to 42343030043321 its reverse (12334003034324), we get a palindrome (54677033077645).

The spelling of 42343030043321 in words is "forty-two trillion, three hundred forty-three billion, thirty million, forty-three thousand, three hundred twenty-one".