340030042324213 has 4 divisors (see below), whose sum is σ = 347264724075840. Its totient is φ = 332795360572588.

The previous prime is 340030042324183. The next prime is 340030042324223. The reversal of 340030042324213 is 312423240030043.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-340030042324213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340030042324223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3617340875743 + ... + 3617340875836.

It is an arithmetic number, because the mean of its divisors is an integer number (86816181018960).

Almost surely, 2^{340030042324213} is an apocalyptic number.

It is an amenable number.

340030042324213 is a deficient number, since it is larger than the sum of its proper divisors (7234681751627).

340030042324213 is an equidigital number, since it uses as much as digits as its factorization.

340030042324213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7234681751626.

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 340030042324213 its reverse (312423240030043), we get a palindrome (652453282354256).

The spelling of 340030042324213 in words is "three hundred forty trillion, thirty billion, forty-two million, three hundred twenty-four thousand, two hundred thirteen".