340320223204023 has 16 divisors (see below), whose sum is σ = 466035691353440. Its totient is φ = 220742757242496.

The previous prime is 340320223203923. The next prime is 340320223204033. The reversal of 340320223204023 is 320402322023043.

It is not a de Polignac number, because 340320223204023 - 2¹⁸ = 340320222941879 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 (340320223204033) 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, 33683140 + ... + 42605097.

It is an arithmetic number, because the mean of its divisors is an integer number (29127230709590).

Almost surely, 2^{340320223204023} is an apocalyptic number.

340320223204023 is a deficient number, since it is larger than the sum of its proper divisors (125715468149417).

340320223204023 is a wasteful number, since it uses less digits than its factorization.

340320223204023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76328466.

The product of its (nonzero) digits is 41472, while the sum is 30.

Adding to 340320223204023 its reverse (320402322023043), we get a palindrome (660722545227066).

The spelling of 340320223204023 in words is "three hundred forty trillion, three hundred twenty billion, two hundred twenty-three million, two hundred four thousand, twenty-three".